All Questions ⁺⁰237784 Questions

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550

13

Please Help

What is the quotient of the complex number divided by its conjugate?

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Guest May 1, 2021

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522

2

+23

Please help!

A point (x, y) is randomly chosen such that 0 ≤ x ≤ 1 and 0 ≤ y ≤ 1. What is the probability that y ≤ 2x?

ExpireNight May 1, 2021

+2

477

4

+46

Please help asap

I need help with this problem

faultypancake May 1, 2021

Apr 30, 2021

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441

1

need quick help

b * b * b = t

p * p * p = 27
read more ..

Guest Apr 30, 2021

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402

1

Algebra

There are numbers A and B for which A/(x - 1) + B/(x + 1) = (x + 3)/(x^2 - 1) for every number x other than 1 and -1. Find .A - B.

Guest Apr 30, 2021

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479

1

help

Leah has a flower vase in the shape of a rectangular prism with a square base. The vase has a height of 12 inches.
There are flowers and some water in the vase. The water is getting low, so Leah takes the vase to the sink and begins to add water.
read more ..

Guest Apr 30, 2021

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445

1

please help. thanks!

if $\frac{x+4}{x+3} = 4$, find the value of $\frac{1}{x+3}$.

Guest Apr 30, 2021

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304

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domain

We define a function f(x) such that f(11) = 34, and if there exists an integer a such that f(a) = b, then f(b) is defined and f(b) = b - 1 if is odd, f(b) = b/2 if b is even. What is the smallest possible number of integers in the domain of f? read more ..

Guest Apr 30, 2021

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2425

1

Geometry Help Needed

In a circle, the length of an arc intercepted by a central angle is 12mm, and the radius of the circle is 8mm. What is the measure, in radians, of the angle?

Guest Apr 30, 2021

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1119

1

Please Help Me

The cost of mailing a first-class letter is 0.46 cents for the first ounce and 0.20 cents for each additional ounce or portion of an ounce. The letter y represents the total cost for mailing a letter that weighs x ounces. Which type of function model read more ..

Guest Apr 30, 2021

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413

1

Algebra

What is the sum of the x-values of that satisfy the equation 5 = (x^3 - x^2 - 8x)/(x + 2)?

Guest Apr 30, 2021

0

521

1

+184

Function Composition

You have linear functions $p(x)$ and $q(x)$. You know $p(2)=3$ and $p(q(x))=4x+7$ for all $x$. Find $q(-1)$.

emmy18 Apr 30, 2021

0

470

2

+184

Inverse Functions

If $f(x)=\frac{ax+b}{cx+d}, abcd\not=0$ and $f(f(x))=x$ for all $x$ in the domain of $f$, what is the value of $a+d$.

emmy18 Apr 30, 2021

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322

1

help asap

Find the number of ways there are to permute the elements of the set {1,2,3,4,5,6,7,8,9} such that no two adjacent numbers are both even or both odd.

Guest Apr 30, 2021

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308

1

pls help

Set S contains exactly 36 elements in the form of 2^m · 5^n for integers 0 ≤ m,n ≤ 5. Two distinct elements of S are randomly chosen. Given that the probability that their product is divisible by 10^7 is m/n , where m and n are relatively prime positive read more ..

Guest Apr 30, 2021

0

335

1

Math pls help!!

Find the greatest possible distance between any two points inside or along the perimeter of an equilateral triangle with side length 2.

Guest Apr 30, 2021

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605

1

Big Air Competition! Need Help!

During a "big air" competition, snowboarders launch themselves from a half-pipe, perform tricks in the air, and land back in the half-pipe. The height h (in feet) of a snowboarder above the bottom of the half-pipe can be modeled by h=-16t^2+24t+16.4, read more ..

Guest Apr 30, 2021

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281

0

Algebra

Suppose f(x) is a polynomial of degree 4 or greater such that f(1) = 2, f(2) = 3, and f(3) = -4. Find the remainder when f(x) is divided by (x - 1)(x - 2)(x - 3).

Guest Apr 30, 2021

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413

2

help

Given that the point $(9,7)$ is on the graph of $y=f(x)$, there is one point that must be on the graph of $2y=f(2x)/2+2$. What is the sum of coordinates of that point?

Guest Apr 30, 2021

+1

511

2

homework please help i do not understand

A palindrome is a number that reads the same forward and backward. The largest possible 4-digit palindrome in base 3 can be expressed as a 3-digit palindrome in another base b > 2. What is b?

im not trying to cheat my homework. read more ..

Guest Apr 30, 2021

0

1080

4

Help with triangles please

Consider triangle ABC with AB=5, BC=6. Let D be a point on AC so that CD=2(AD) and angle CBD equals two times angle ABD. Find the length of side AC.

Thank you

Guest Apr 30, 2021

0

549

1

I need help ASAP.

An event at Super Race Day is the Lawnmower Derby. Team members try to mow a standard-size lawn as quickly as possible.
Terri and Candace can mow the lawn in 18 min. If it takes Candace 30 min to mow a lawn alone, how long does it take Terri to read more ..

Guest Apr 30, 2021

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326

1

HELP WITH TRIANGLES PLEASE ! ! !

Consider triangle ABC with AB=5, BC=6. Let D be a point on AC so that CD=2(AD) and angle CBD equals two times angle ABD. Find the length of side AC.

Guest Apr 30, 2021

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