All Questions +0 152250 Questions

Electric charge is measured in terms of the coulomb (1 C), although this is a very large and not extremely practical unit of measurement. For example, the charge in a bolt of lightning is about 15 C. Express the charge in lightning bolt in read more ..

xXxTenTacion 3 hours ago

conversion help

off-topic

You have 5 segments of a chain and you want to connect them together into one chain. It costs 5 cents to break a link, and 10 cents to weld it back together. What is the least it would cost to join the 5 segments together?

Guest 4 hours ago

Can I have some help??

What is the polynomial function of least degree whose only zeros are −2 ,3, and 4?
Drag a value to each parenthese to correctly state the function.

f(x)= x3( ) x2 ( ) read more ..

Guest 5 hours ago

+976

What is the polynomial function of least degree whose only zeros are −2 ,3, and 4?

Помогите с решением задачи сколько будет 5 ×% !? Заранее спасибо за ответ;)

jjennylove 5 hours ago

Help!

Guest 6 hours ago

Спасите,

off-topic

What is the polynomial function of least degree whose only zeros are −3 , −2 , and 4?
Drag a value to each parenthese to correctly state the function.

f(x)= x3( ) x2 ( ) read more ..

Guest 7 hours ago

+976

What is the polynomial function of least degree whose only zeros are −3 , −2 , and 4?

The radius of a sphere is p units and the radius of a hemisphere is 2p units. What is the ratio of the volume of the sphere to the volume of the hemisphere?

jjennylove 7 hours ago

+165

Helps pls

In triangle ABC, AB=13,AC=15 , and BC=14. Let be the incenter. The incircle of triangle ABC touches sides BC, AC, and AB at D, E, and F, respectively. Find the area of quadrilateral AEIF.

read more ..

grif389 9 hours ago

+165

In triangle ABC, AB=13,AC=15 , and BC=14. Let be the incenter. The incircle of triangle ABC touches sides BC, AC, and AB at D,

Find the remainder when the polynomial x^18 + x^13 + x^7 + x^4 + x is divided by x^3 - x .

grif389 9 hours ago

+165

In triangle ABC, AB=13,AC=15 , and BC=14. Let be the incenter. The incircle of triangle ABC touches sides BC, AC, and AB at D,

grif389 9 hours ago

Any help would be appreciated

The polynomial which results from the expansion of has degree 2. Find p+q.

THX in advance

Guest 9 hours ago

quick question.

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Guest 9 hours ago

hey I could use some help

Let be defined by Calculate .

1)What is the coefficient of when is multiplied by and the like terms are combined?

Is the answer ?
read more ..

Guest 10 hours ago

halp plz.

Guest 10 hours ago

inequality math

-5/2a+1/3a=13/6

A six digit number begins with one. But if the one put at the other end, the resulting six digit number is 3 times greater than the original number. Find the number.

Guest Aug 23, 2019, 1:06:53 PM

Please, help!

https://app.schoology.com/system/files/attachments/page_embeds/m/2019-08/Who_Chose_Which_Logic_Puzzle_5d5df51202acc.JPG

Guest Aug 23, 2019, 9:13:19 AM

Aug 22, 2019

Help with my home work please

CalculatorUser ●●

Guest Aug 22, 2019

+703

Can't upload image

It keeps saying internal server error 123a31f2e824.

Is anyone having the same problem? I can't even paste the image...

off-topic

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CalculatorUser Aug 22, 2019

+166

Confused

The function satisfies
for all real numbers and Find the value of such that

How does Anne Bradstreet's poetry compare and contrast to Jonathan Edwards? What is the theme and trends of each writer based on the era and societal norms?

FlyEaglesFly Aug 22, 2019

+512

How does Anne Bradstreet's poetry compare and contrast to Jonathan Edwards?

Expand 10^2 .

A. 10

B. 10 • 10 • 10 • 10 read more ..

macabresubwoofer Aug 22, 2019

+512

Expand 10^2 .

This number 15^6 has a long sequence of positive consecutive integers. The last term is a 4-digit prime number whose first digit(from the left) x second digit x third digit - fourth digit = 101. What are the first term, last term and the number of terms read more ..

macabresubwoofer Aug 22, 2019

Number Theory

If two of the roots of 2x^3 + 8x^2 - 120x + k = 0 are equal, find the value of k given that k is positive.

Guest Aug 22, 2019

Help please

I need help with this question please, I couldn't copy the question so I made an URL for it hope it's fine with you!

Regards.
read more ..

Guest Aug 22, 2019

Need help please.

The expression, 4^2, can be read using which of the following phrases?

Please choose all that apply.

A. 4 up 2 read more ..

Guest Aug 22, 2019

+512

The expression, 4^2, can be read using which of the following phrases?

what are the angles of a right triangle when the opposite is 24 and adjacent is 222

macabresubwoofer Aug 22, 2019

finding angle in right triangle

It keeps sending an error. I have tried about 4 times keeps doin' it. Is there anything i can do or is the server doin it.

Guest Aug 22, 2019

I cant make an account

off-topic

During the NCAA basketball tournament season, affectionately called March Madness, part of one team's strategy is to foul their opponent if his free-throw shooting percentage is lower than his two-point field goal percentage. Juan's free-throw shooting read more ..

Guest Aug 22, 2019

math

how was the russification movement under alexander iii different from the self-determination policies of vladimir lenin?

A.RussificaTION PRESSURED ALL ethnic groups to unite as Russians, but self-determination gave different ethnic read more ..

Guest Aug 22, 2019

Aug 21, 2019

+217

plz help

off-topic

Three teams each made several attempts at completing an obstacle course in less than 10 minutes. The two-way table shows the results.
What percent of all the failures came from Team 1?

read more ..

raziel305 Aug 21, 2019

+480

Help please

The line plot shows the ages of people taking a driving test at a certain station one day.
What percent of the people are 25 or older?
Round your answer to the nearest percent if needed.
read more ..

whosmans Aug 21, 2019

Need Help please

1)Let and . What is the coefficient of in the sum ?

2) Let and . Let b be a constant. What is the smallest possible degree of the polynomial
read more ..

Guest Aug 21, 2019

halp with functions :)

The table shows how the seats in a plane are distributed.
Which circle graph displays these data?

Type of Seat Number of Seats read more ..

Guest Aug 21, 2019

help

power27 ●●

Guest Aug 21, 2019

+480

Need Some help

Which variable is discrete?
length of jacket
number of pockets inside jacket
weight of jacket read more ..

1. What is the factored form of the function f(x)=x3+7x2+8x−16 ?
Enter your answer by filling in the parentheses.
f(x)= ( ) ( ) ( )
read more ..

whosmans Aug 21, 2019

+976

What is the factored form of the function f(x)=x 3 +7x 2 +8x−16 ?

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jjennylove Aug 21, 2019

How do u apply this to a arithmetic series? And what would be the answer if it was?

Peter Pedals rode his bike a total of 500 miles in five days. Each day he rode 10 more miles than he had ridden on the previous day. How many miles did Peter ride on just the fifth day?

In your notebook, draw a right angle and then draw a bisector of the right angle. Label all parts. What are some properties of the angles formed by the bisector? Use complete sentences for full credit.

Guest Aug 21, 2019

+685

help in geometry

Find the equilibrium solutions of the autonomous ordinary differential equation and determine whether they are stable or unstable.
dx/dt = (6-x)(x-2)
x≥ 0 and t≥0

travisio Aug 21, 2019

Need help with this questions please!

We have triangle ABC where AB = AC and AD is an altitude. Meanwhile, E is a point on AC such that AB and DE are parallel. If BC=12 and the area of ABC is 180 what is the area of ABDE?

Guest Aug 21, 2019

helppppp!!11

a hiker climbed down a 90 foot hill in five minutes what is his average change in elevation per minute

Guest Aug 21, 2019

math question

How do you simplify a mixed fraction equation with a calculator??

Guest Aug 21, 2019

Mixed fractions and calculator

How come teachers dont actually give hard math work here in 7th grade?

Guest Aug 21, 2019

I want harder math pls

off-topic

Suzette ran and biked for a total of 110 mi in 7 h. Her average running speed was 5 mph and her average biking speed was 20 mph. Let x = total hours Suzette ran. Let y = total hours Suzette biked. Use substitution to solve for x and y. Show your work. Check read more ..

Guest Aug 21, 2019

Need help with this one question!

Guest Aug 21, 2019

Help

A marble pillar in the shape of a square prism has a length and width of 2.5 feet and a height of 12 feet. The pillar weighs 12,000 pounds. How many pounds per cubic foot is the density of the marble?

Guest Aug 21, 2019

Aug 20, 2019

math question

Let line be the graph of . Line is perpendicular to line and passes through the point (10,10). If line is the graph of the equation y=mx+b, then find m+b.

Guest Aug 20, 2019

Let line $l_1$ be the graph of $5x + 8y = -9$. Line $l_2$ is perpendicular to line $l_1$ and passes through the point $(10,10)$. If line $l_

∠BAD is bisected by . If m∠BAC= 2x - 5 and m∠CAD = 145, the value of x is
150
145
75 read more ..

Guest Aug 20, 2019

+685

help in geometry

In the diagram, four squares of side length 2 are placed in the corners of a square of side length 6. Each of the points W,X ,Y ,Z and is a vertex of one of the small squares. Square ABCD can be constructed with sides passing through W, read more ..

travisio Aug 20, 2019

HELP PLZ. UEGENT

Guest Aug 20, 2019

HELP

which word is an example of an iamb?
A.barbell
B.compare
c.tiger read more ..

Guest Aug 20, 2019

+217

help

off-topic

raziel305 Aug 20, 2019

am i correct

https://prnt.sc/ovame1

Find the length of the parametric curve described by from to

Guest Aug 20, 2019

help

Rom ●

Guest Aug 20, 2019

rational expressions help

https://prnt.sc/ovabki

thank you

Find the number of solutions to where

Guest Aug 20, 2019

help

Guest Aug 20, 2019

+11857

Hey, i've got something to say....

Since it’s been a while I last came, its home coming for me right?

read more ..

off-topic

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rosala Aug 20, 2019

Plz help I attempted to solve but got rly confused.

The sum of the first $N$ positive odd numbers is 121. What is the value of $N$?

Find the value of a such that the quadratic 4x^2 + 4(a-2)x - 8a^2 + 14a + 31 = 0 has real roots, and the sum of their squares is minimized.

Guest Aug 20, 2019

Help Please

dx/dt = x-2y
dy/dt = x+4y

this is is a system of differential equations that need to be solved using matrix method. read more ..

Guest Aug 20, 2019

Help please.

Actually, I have asked this in math stack exchange already, but I want to also ask here.
How can we evaluate ?

Guest Aug 20, 2019

+7709

Integral

MaxWong Aug 20, 2019

pls help

Find the area of a circle with a radius of 3.

So we attempted to solve for the missing exponent by doing the following and it was incorrect.
original question: 924500000=___ x 10^---

I took the Ln of 10 to get 2.302.... read more ..

Guest Aug 20, 2019

Attempted to solve

How do you solve for missing values and integers in the same equation? 924500000=___ x 10-

Trying to help my son and I am stuck. Please help. We don't need the answer, we just need a starting point. Should I divide on both sides by read more ..

Guest Aug 20, 2019

Solving for missing values and integers in equation

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Guest Aug 20, 2019

Aug 19, 2019

-1

Physics

1) When light in a medium of index n1 approaches a medium of index n2. Total internal reflection can occur if
A) n1
B) n1>n2
C) n1=n2 read more ..

Guest Aug 19, 2019

help

Given that find

Guest Aug 19, 2019

HELP please asap

A lattice point in the -plane is a point both of whose coordinates are integers (not necessarily positive). How many lattice points lie on the hyperbola ?

Guest Aug 19, 2019

Help please!!!

The number of toy cars that Ray has is a multiple of 6. When he loses two of them, the number of cars that he has left is a multiple of n. If n is a positive even integer less than 10, then how many possible values are there for n? read more ..

Guest Aug 19, 2019

Help! I'm stuck on this problem, please help!

. Steve is a student taking a statistic course. Steve does not revise his notes before class, does not do homework and regularly misses class. Steve wants to rely on luck to pass the next test. The test consist of 10 multiple choice questions each question read more ..

Guest Aug 19, 2019

PROPABILITY

Let and . What is ?

thank you in advance. :)

Guest Aug 19, 2019

if you could spare a sec on this function question.

SOLVE SECOND ORDER INITIAL VALUE PROBLEM.
y'' +6y' +5y = 0 , y(0)=1 and y' (0) = 1

Guest Aug 19, 2019

Help please.

Hi my favourite people!,,

T bisects PQ in the ratio 3:-2...
read more ..

Guest Aug 19, 2019

+494

T bisects PQ

Math riddle time! (#breakingtension)
A small number of cards have been lost from a complete pack. If I deal among four people, three cards remain. If I deal among three people, two remain and if I deal among five people, two cards remain. How many read more ..

juriemagic Aug 19, 2019

+1034

Riddle time(to break the tension)

The following data points are the number of games pitched by each of the Greenbury Goblins' starting pitchers last season.
3,2,4,7
Find the standard deviation of the data set.
Round your answer to the nearest hundredth.
read more ..

tommarvoloriddle Aug 19, 2019

+1034

Standard Deviation stuff

can you solve the initial value problem for:

dy/dx= xy-2x+y-2 , y(2)= -1 read more ..

tommarvoloriddle Aug 19, 2019

Help please.

Let and . What is ?

would the answer be -9???
THX IN ADVANCE read more ..

Guest Aug 19, 2019

Aug 18, 2019

halp plz

When two consecutive whole numbers are randomly selected, what is the probability that one of them is a multiple of 4? Express your answer as a common fraction.

Guest Aug 18, 2019

please help

The graphs of and are drawn. For every , a vertical segment connecting these two graphs can be drawn as well. Find the smallest possible length of one of these vertical segments.

Guest Aug 18, 2019

help please

I asked a question and I am srry that I am repeating this but I am SO confused and it is due tommarow. if you could help it would be amazing. thx

https://web2.0calc.com/questions/halp-plz_6
read more ..

Guest Aug 18, 2019

this is a repost srry to bother

off-topic

Elrond is organizing a council in Rivendell. He has invited two men, two dwarves, and two elves, and plans to seat them along with himself in a circle with seven seats. He knows that dwarves and elves do not get along, so he plans to seat them so that no read more ..

Guest Aug 18, 2019

+437

Combinatorics

Let and Find

Plz help asap.
Thx in advance read more ..

xXxTenTacion Aug 18, 2019

Halp asap

An automatic car wash charges $6 to wash sedans and $8 to wash SUVs. In one day, 120 sedans and SUVs were washed, earning $856. How many SUVs were washed?

Guest Aug 18, 2019

please help, thank you

Guest Aug 18, 2019

help

Simplify ( is imaginary)

Find all angles theta, 0<=theta<=2pi with the following property: For all real x, 0<=x<=1: x^2 * cos theta - x(1 - x) + (1 - x)^2 * sin theta > 0

Guest Aug 18, 2019

+140

Find all angles theta, 0<=theta<=2pi with the following property:

LeoIsTheBest Aug 18, 2019

+140

In equilateral triangle ABC let points D and E trisect BC. Find sin DAE.

In (F (E, E), ∘) every permutation is regular. More generally, an injective application is regular on the left while a surjective application is regular on the right.

LeoIsTheBest Aug 18, 2019

Aug 17, 2019

can someone explain this statement better so i can understand

Guest Aug 17, 2019

math help

thank you

math help
consider the quadratic function whos graph is shown read more ..

Given that where , what is the range of on the interval ?

I don't know how to solve this. I am not that good at functions.
I saw a previus answer, and it was wrong. <read more ..

Guest Aug 17, 2019

halp plz

Let $f(x) = (x+2)^2-5$. If the domain of $f$ is all real numbers, then $f$ does not have an inverse function, but if we restrict the domain of $f$ to an interval $[c,\infty)$, then $f$ may have an inverse function. What is the smallest value of $c$ we can read more ..

Guest Aug 17, 2019

Please help

Guest Aug 17, 2019

Help!!

Is there way to simplify this? http://imgur.com/a/TiyPfUN

Guest Aug 17, 2019

Help needed

Guest Aug 17, 2019

Help me please

What is the maximum value of the expression for real ?

thx in advance

Guest Aug 17, 2019

Help

Let wq w qw q qw q wq w

Guest Aug 17, 2019

Here is a quick question. thx

Find the volume of material used to construct the Red Pyramid in Cairo, given that it has a height of 105m, a base length of 220m, and is estimated to be 96% solid

Guest Aug 17, 2019

Appreciate the work

For a certain hyperbola x^2/a^2 - y^2/b^2 = 1,
where a>b the angle between the asymptotes is 60 degrees Find a/b

Guest Aug 17, 2019

Any Help Would be Appreciated

Six cars pull up to a red light, one at a time. At the light, there are three lanes, one left-turn lane, one straight-going lane, and one right-turn lane. How many ways can the cars stack up so that all three lanes are occupied?
Note that if the first read more ..

Guest Aug 17, 2019

+437

Complementary Counting

How many 4-digit numbers have the last digit equal to the sum of the first two digits?

xXxTenTacion Aug 17, 2019

+437

help me

THX IN ADVANCE.

Express the equation of the line passing through points and in the form , where , and are integers, the greatest common divisor of and is 1, and .

xXxTenTacion Aug 17, 2019

help. thx in advance

why does this calculator get 999+ bit integer limits wrong? Also, why is infinity 2^1024 or higher while unendlich is 2^4096 or 2^8192 (I couldn't remember which one it was)?

Guest Aug 17, 2019

Serious bit integer limit questions

Is there a way to do latex without opening the latex box?

I love the Latex box but sometimes it gets on my nerves...
read more ..

Guest Aug 17, 2019

+1034

Latex Question

Calculate a normal vector n to the plane through the points triple A = (1,-2,1), B = (-3,1,4), C = (1,1,2), as in the picture below, such that if
and
read more ..

tommarvoloriddle Aug 17, 2019

thank you

Let A be a matrix with columns , , and . Consider points T, U, V, W in the output grid below:

Then read more ..

Guest Aug 17, 2019

Let A be a matrix with columns , , and . Consider points T, U, V, W in the output grid below:

Guest Aug 17, 2019

Help please

Suppose f(x) is a function peicewise defined as if x>=0, then f(x)=-x. If x<0, then f(x)=2x-41.

If a is negative, find a such that g(g(g(10.5)))=g(g(g(a))).

Guest Aug 17, 2019

Aug 16, 2019

+35

Peicewise Function

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AnimalLover2718 Aug 16, 2019

Math help

math help
consider the quadratic function whos graph is shown

https://prnt.sc/otpppu read more ..

Guest Aug 16, 2019

Help!

The lengths of the sides of a non-degenerate triangle are $x$, 13 and 37 units. How many integer values of $x$ are possible?

🆇 A toddler is stacking wooden blocks. He has 4 blocks that are all different colors (red, blue, green, and yellow). How many different towers of blocks can he make?
4
12 read more ..

Guest Aug 16, 2019

Help ASAP PLS

Add then write answer in simplest form. 7/2 + (−1/2)
A. 8/2
B. 3
C. 6/2 read more ..

Guest Aug 16, 2019

+512

Add then write answer in simplest form. 7/2 + (−1/2)

macabresubwoofer Aug 16, 2019

+512

Reduce to the simplest form: −17/136

Reduce to the simplest form: −17/136
A. 1/8
B. 1/4
C. − 17/136 read more ..

macabresubwoofer Aug 16, 2019

the diagram shows a sector OPQ of a circle with centre O. the radius of the circle is 18m and the angle POQ is 2π / 3 radians.

the diagram shows a sector OPQ of a circle with centre O. the radius of the circle is 18m and the angle POQ is 2π / 3 radians.
a) find the length of the arc PQ, giving the answer as a multiple of π
b) the tangents to the read more ..

Let $a_n = \frac{10^n-1}{9}$. Define $d_n$ to be the greatest common divisor of $a_n$ and $a_{n+1}$. What is the maximum possible value that $d_n$ can take on?

Guest Aug 16, 2019

Euclidian Algorithm Problem

Add and simplify. 1 1/3 + 2 3/4

A. 3 4/12
B. 3 1/3
C. 3 13/12 read more ..

Guest Aug 16, 2019

+512

Add and simplify. 1 1/3 + 2 3/4

solve the equation fg(x) = 5

macabresubwoofer Aug 16, 2019

help

The rain totals for one week in Pennsylvania in March were 3 inches, 2.58 inches, 1.2 inches, 1.3 inches, 0.68 inches, 0.5 inches, and 2.15 inches. How many inches of rain fell during the week?

A. 8.41

B. 9.11

C. 9.16 read more ..

Guest Aug 16, 2019

+512

How many inches of rain fell during the week?

Ben wants to leave a 20 percent tip for the waiter at a restaurant. If his meal is $28.53, how much will his total bill be, including the tip?

A. $2.84

B. $5.71

C. $28.53 read more ..

macabresubwoofer Aug 16, 2019

+512

If his meal is $28.53, how much will his total bill be, including the tip?

Round this number to the nearest 1000th place.

3,333.8485

A. 3,000 read more ..

macabresubwoofer Aug 16, 2019

+512

Round this number to the nearest 1000th place.

1) Consider the given functions:

If, what is the value of ?
read more ..

macabresubwoofer Aug 16, 2019

Halp on these questions plz

(x) =
solve the equation f^-1(x) =7

Guest Aug 16, 2019

help

f(x) =
g(x) =
solve the equation fg(x) = 5

Guest Aug 16, 2019

help

Find the common denominator of: 1^1/12 + 2^3/18 + 3^3/36

A. 3

B. 12

C. 18 read more ..

Guest Aug 16, 2019

+512

Find the common denominator of: 1^1/12 + 2^3/18 + 3^3/36

(a) Compute the sums of the squares of Rows 1-4 of Pascal's Triangle. That is, compute:
Do these sums appear anywhere else in Pascal's Triangle?
(b) Guess at an identity based on your observations from part (a). Your identity should be of the read more ..

macabresubwoofer Aug 16, 2019

More Math Plz Help

Guest Aug 16, 2019

+512

Reduce to the simplest form: −17/136

Reduce to the simplest form: −17/136
A. 1/8
B. 1/2
C. −17/136 read more ..

Add these fractions: 9/11 + 1/3 . The correct answer is reduced to its simplest form and expressed as a mixed number.

A. 10/11
B. 38/33
C. 1^5/33 read more ..

macabresubwoofer Aug 16, 2019

+512

Add these fractions: 9/11 + 1/3 . The correct answer is reduced to its simplest form and expressed as a mixed number.

Aditya determines the remainder of −12x^17+3x^5−9x^2−1/x+1 , using the remainder theorem.
How does he proceed to the correct answer?
Aditya evaluates the numerator of the expression when x = 1. He finds the remainder of the division read more ..

macabresubwoofer Aug 16, 2019

+976

confused on 2 questions

Subtract and simplify.

11^1/12 − 2^2/3

A. 9(−7/12) read more ..

jjennylove Aug 16, 2019

+512

Subtract and simplify.

Add and simplify. 1^1/3 + 2^3/4

A. 3^4/12
B. 3^1/3
C. 3^13/12 read more ..

macabresubwoofer Aug 16, 2019

+512

Add and simplify. 1^1/3 + 2^3/4

Multiply and simplify. 1^3/12 ⋅ 2^2/3

A. 2^5/36
B. 2^1/6
C. 2^6/36 read more ..

macabresubwoofer Aug 16, 2019

+512

Multiply and simplify. 1^3/12 ⋅ 2^2/3

macabresubwoofer Aug 16, 2019

help :(

Ben flips a fair nickel four times. What is the probability that Ben flips Head, Tail, Head, Tail, in that order? Express your answer as a common fraction.

In how many ways can I place 5 different beads on a bracelet if rotations and flips of the bracelet are not treated as different arrangements?

Guest Aug 16, 2019

Please help!

Simplify:
Express your answer as a common fraction.

Guest Aug 16, 2019

Help PLZ

functions f and g are defined with their respective domains by
g(x) = 10/x for real values of x, x is not equal to 0 read more ..

Guest Aug 16, 2019

help

Guest Aug 16, 2019

help

functions f and g are defined with their respective domains by
g(x) = 10/x for real values of x, x is not equal to 0 read more ..

off-topic

Guest Aug 16, 2019

Help please

In triangle ABC (see Figure 1.4), BCA = 90◦, and D is the foot of
the perpendicular line segment from C to segment AB. Given that |AB| = x and
A = θ, express all the lengths of the segments in Figure 1.4 in terms of x and θ.

Guest Aug 16, 2019

+976

just 2 questions

Divide.
16x^4−24x^3+3/4x^2+3
Enter your answer by filling in the boxes.
16x^4−24x^3+3/4x^2+3 = __4_x² − __3__ x −_24__ + ___x+2__/__4x^2+3__ read more ..

jjennylove Aug 16, 2019

+976

Divide.

Lu has 75 jellybeans. She eats 25. What % did she eat?
also explain how you got the answer, please

jjennylove Aug 16, 2019

Lu has 75 jellybeans. She eats 25. What % did she eat? also explain how you got the answer, please

Bart uses the factor theorem to determine whether x−4 is a factor of 3x^4−10x^3+11x−172 .
How does he proceed to the correct answer?
Bart evaluates 3x^4−10x^3+11x−172 when x = 4. He determines that the value of the expression read more ..

Guest Aug 16, 2019

+976

Bart uses the factor theorem to determine whether x−4 is a factor of 3x^4−10x^3+11x−172 .

jjennylove Aug 16, 2019

help

Compute

Given the standard format of a quadratic is y=ax^2+bx+c, use the complete square process to derive the quadratic equations.

Guest Aug 16, 2019

Aug 15, 2019

please help :;;

Consider the line through points A = (1, 1, 2) and B = (2, 3, 4), and let P be the foot of the perpendicular from Q = (3, -7, -1) to this line, as in the picture below:
read more ..

Guest Aug 15, 2019

thanks in advance

Guest Aug 15, 2019

Question

Evaluate the sum

Kirk could drive 300 miles in twice the time it took Spock to drive 240 miles. The speed of Spock was 30 mph greater than that of Kirk. What were the speed and times of both?

Guest Aug 15, 2019

Algebra 2 math question

the diagram shows a sector OPQ of a circle with centre O. the radius of the circle is 18m and the angle POQ is 2π / 3 radians.
a) find the length of the arc PQ, giving the answer as a multiple of π

Guest Aug 15, 2019

+188

help

jakeharris02 Aug 15, 2019

Help please!!

functions f and g are defined with their respective domains by
g(x) = 10/x for real values of x, x is not equal to 0 read more ..

Guest Aug 15, 2019

+188

functions

jakeharris02 Aug 15, 2019

+188

rads

a sector AOB of a circle with centre O and radius r cm . the angle AOB is θ radians. the area of the sector is 12cm^2 . the perimeter of the sector is 4 times the length of the arc AB

find the value of r

off-topic

2. the diagram shows a sector OAB of a circle with centre O and radius 5cm. the angle between the radii OA and OB is θ radians. the length of the arc AB is 4cm
a) find the value of θ
b) find the area of the sector OAB read more ..

jakeharris02 Aug 15, 2019

+188

radians

Consider the matrices
For each matrix in the list above, figure out whether the matrix is invertible.

For each matrix in the list above, enter in "point" if the output grid covers a point, "line" if the output grid read more ..

jakeharris02 Aug 15, 2019

Consider the matrices