All Questions

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What is blank times blanke quals 56

Guest 21 mins ago

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Finding A

1/4+3/4a=-(7/4a-1)

PLEASE help me find A

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Guest 2 hours ago

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help

how many feet are in 3.6 kilometers

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Guest 2 hours ago

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Xavier performs the elementary row operation represented by R1−12R2 on matrix A.

Xavier performs the elementary row operation represented by R1−12R2 on matrix A.
A=[ 4 3 0 ]
[-6 -3 12]
What matrix results from this transformation? read more ..

Guest 4 hours ago

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probability math problem

Mario, Yoshi, and Toadette play a game of "nonconformity": They each choose rock, paper, or scissors. If two of the three people choose the same symbol, and the third person chooses a different symbol, then the one who chose the different symbol wins. Otherwise, read more ..

Guest 4 hours ago

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how to improve knowledge in calculus, what are the exercises and how to deal with the hard problems that my instructor give

Guest 6 hours ago

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Between 2000 and 2015, the number of twin b%,

Between 2000 and 2015, the number of twin births in the United States increased by 13%, to approximately 135,000. About how many twin births were there in 2000?

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Guest 11 hours ago

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The life expectancy (at birth) of all Americans in 2014 (78.8 years) is _____ percent greater than the life expectancy in 1900 (47.3 years).

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Guest 11 hours ago

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HELP! Anyone know how to solve this?

Jeri finds a pile of money with at least $200. If she puts $80 of the pile in her left pocket, gives away of the rest of the pile, and then puts the rest in her right pocket, she'll have more money than if she instead gave away $200 of the read more ..

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Guest Sep 26, 2022, 5:33:35 AM

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+3

Help

f(x) = (x-9)/(5x+4) Find an equation for the tangent line of f at x=8

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dmeetze2 Sep 26, 2022, 3:02:30 AM

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+124

Help is needed; thanks!

The ratio

is closest to which whole number?

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Keihaku Sep 25, 2022, 11:19 PM

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HALP!! IDK HOW TO DO THIS!

My street hockey team plays three games each week. My team lost all 12 games in the first four weeks. Then, my team won two games and lost one game in the fifth week, bringing our record to 2 wins and 13 losses. Each week after that, my team won two games read more ..

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Guest Sep 25, 2022, 10:59 PM

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+16

geometry part 4

In triangle ABC, angle bisectors AD, BE, and CF meet at I. If DI = 3, BD = 4 and BI = 5, then compute the area of triangle ABC.
(If possible could you include a diagram?)

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mrinank Sep 25, 2022, 10:24 PM

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Help

Let f(x) { (1/3)x + a IF x ≤ 6
f(x) { bx+20 IF x > 6

read more ..

Guest Sep 25, 2022, 9:54:38 PM

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Help quick

Let f(x) { (1/3)x + a IF x ≤ 6
f(x) { bx+20 IF x > 6

read more ..

Guest Sep 25, 2022, 9:54:17 PM

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Limit question plz help

Franklin is told that the function -x^2 + 8x - 10 ≤ g(x) ≤ (1/2)x^2 - x + 7/2 satisfies for all real numbers x
Then Franklin can deduce that limx->a g(x) = L
for some numbers a and L. Find the read more ..

Guest Sep 25, 2022, 9:50:09 PM

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A street has $20$ houses on each side, for a total of $40$ houses. The addresses on the south side of the street form an arithmetic sequence

A street has houses on each side, for a total of houses. The addresses on the south side of the street form an arithmetic sequence, as do the addresses on the north side of the street. On the south side, the addresses are etc., read more ..

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Guest Sep 25, 2022, 9:45:17 PM

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im confused

Suppose \[\frac{1}{x^3-x^2-21x+45}=\frac{A}{x+5}+\frac{B}{x-3} + \frac{C}{(x - 3)^2}\] where a,b,c are real constants. what is a?

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Guest Sep 25, 2022, 9:38:20 PM

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help

Find the smallest possible value of a if the graph of y=f(x) is continuous(which means the graph can be drawn without lifting your pencil from the paper)

Guest Sep 25, 2022, 8:50:29 PM

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The sum of four positive integers that form an arithmetic sequence is 46. Of all such possible sequences, what is the greatest possible thir

The sum of four positive integers that form an arithmetic sequence is 46. Of all such possible sequences, what is the greatest possible third term?

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Guest Sep 25, 2022

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Question

Suppose that a(x+b(x+3))=2(x+6) for all real values of x, find a+b. I have tried subsituting y for x+3 and solving that way but I could not find a solution. Could someone point me in the right direction? Thanks!

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Guest Sep 25, 2022

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+16

and finally, geometry, part three

Find the inradius and circumradius of triangle ABC (Diagram: https://ibb.co/d7Czvdc)

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mrinank Sep 25, 2022

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+16

geometry, part two

Angle bisectors AX and BY of triangle ABC meet at a point I. Find angle C in degrees, if angle AIB is 106 degrees. (Diagram: https://ibb.co/JK7Mzxp)

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mrinank Sep 25, 2022

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+16

geometry

In triangle ABC let the angle bisectors be segment BY and CZ . Given AB = 8, AY = 6, and CY = 3, find BC and BZ.

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mrinank Sep 25, 2022

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Perfect Squares

How many three odd consecutive integers are there between 1 and 2000 whose sum is a perfect square? Thank you.

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Guest Sep 25, 2022

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2+1/6=? 1+2/3=? 1+1/6=

2+1/6=? 1+2/3=? 1+1/6

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Guest Sep 25, 2022

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+5

question

Allowing each soldier five ounces of protein each day, an army of 600 soldiers has enough provisions for five weeks. With the same total amount of provisions, how many soldiers could be fed for 10 weeks if each soldier receives only three ounces of protein read more ..

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Brilliance Sep 25, 2022

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+121

Urgent Math Problem!

Suppose there is a 1.1 Degrees F drop in temp. for every thousand ft. that an airplane climbs into the sky. If the temp. on the ground is 53.7 Degrees F, what will be the temp. when the plane reaches the altitude of 11,000 ft?

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cryptoaops Sep 25, 2022

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Anyone can help?

After a florist sold 3/5 of the roses and 1/4 of the lilies, the number of roses and lilies left unsold were the same. There were 49 more roses than lilies at first. How many roses and lilies were there altogether at first?

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Guest Sep 25, 2022

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Don't quite get this one...

To go to sleep, Oliver counted by 6s starting from 15. Thus the first few numbers he named were:

15,21,27,33...
The last number he named before he fell asleep was 363. How many numbers did Oliver name?

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Guest Sep 24, 2022

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SOMEONE HELP PLZ!!!!

Jeri finds a pile of money with at least $200. If she puts $80 of the pile in her left pocket, gives away 1/3 of the rest of the pile, and then puts the rest in her right pocket, she'll have more money than if she instead gave away $200 of the original read more ..

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Guest Sep 24, 2022

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HELP ME FAST PLZ!

My street hockey team plays three games each week. My team lost all 12 games in the first four weeks. Then, my team won two games and lost one game in the fifth week, bringing our record to 2 wins and 13 losses. Each week after that, my team read more ..

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Guest Sep 24, 2022

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In triangle ABC, point M is the midpoint of segment AB Let D be the point on segment BC such that segment AD bisects angle BAC, and let the

In triangle ABC, point M is the midpoint of segment AB Let D be the point on segment BC such that segment AD bisects angle BAC, and let the perpendicular bisector of segment AB intersect segment AD at point E. If AB = 44, AC = 30, and read more ..

Guest Sep 24, 2022

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MATH

2x=5X0.08206X300 x=??

Guest Sep 24, 2022

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help

If f(x)=(x+4)/(x^2+ax+b), and f(x) has two vertical asymptotes at x = 1 and x = -2, find the sum of a and b.

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Guest Sep 24, 2022

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Physics homework plz help

Two pirate scouts, from different ships, discover an enormous treasure trove at the same time. The trove is located between the two ships, but the scout from Ship A is only $0.50\text{ km}$ from his ship while the scout from Ship B is $4.00\text{ km}$ from read more ..

Guest Sep 24, 2022

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help mee

Find the ordered pair (x,y) that satisfies the system of equations

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Guest Sep 24, 2022

+1

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+75

Piecewise functions

Let function f(n) = n^2+1 if it is odd, and n/2 if it is even. How many integers from 1 to 100, inclusive, does f(f...f(n)...)) = 1 for some number of applications of f?

I don't need the answer, but a step-by-step guide to this read more ..

idontknowhowtodivide Sep 24, 2022

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plzz help

Consider the system of equations
solve the first equation for y in terms of x
enter your answer in the form of "y= ..."

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Guest Sep 24, 2022

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how do you calculate binomial distribution on scientific calculator

binomial distribution

Guest Sep 24, 2022

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Help appreciated!

Consider the system of equations
5x+y-31=31,
-3x+4y=-37
Solve the first equation in terms of
Enter your answer in the form "y=..."

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Guest Sep 24, 2022

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+11

Geometry

let ABC be a triangle a circle intersecting side BC at points U and V, side CA at points W and X, and side AB at Y and Z the points U, V, W, X, Y, and Z lie on the circle in anticlockwise order suppose AY=BZ and BU=CV prove that CW=AX.

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Priyanshikhetan Sep 24, 2022

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B) F2/F1=?

The separation distance between two 1.0 kg masses is changed. How is the mutual gravitational force affected in each case? (Assume F2 represents the new force and F1 represents the original force.) A) The separation distance is two-fifths the read more ..

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Guest Sep 24, 2022

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