All Questions

494

+515

help pt 3

last one

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mworkhard222 Jun 12, 2021

520

+515

hard pt 2

help

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mworkhard222 Jun 12, 2021

448

+102

help please, geometry

A cylinder and a cone have the same height, but the base radius of the cylinder is only half that of the cone. If the volume of the cylinder is 1, then what is the volume of the cone

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blahblah101 Jun 12, 2021

439

+13

A Probability Problem

When Mr and Mrs Clinton’s twin sons Ben and Bill had their tenth birthday. There were 6 kids at the party, including Ben and Bill. Ronald McDonald had made 3 hamburgers and 3 cheeseburgers and when he served the kids he started with the girl directly sitting read more ..

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yaseenmollik Jun 12, 2021

467

+106

help meh

The graph of $y=ax^2+bx+c$ is shown below. Find abc. (The distance between the grid lines is one unit.)

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QuestionableBean Jun 12, 2021

434

Solving Exponential Equations

I'm not sure how to approach this problem. So far I thought about multiplying the 2 by the other 2. Some assistance would be appreciated.
2(x)^3-2n 2(1/x)^2n = 4(1/x)^n+3

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Guest Jun 12, 2021

449

Help algebra

Miles drives the same path to and from work. If he averages 50 miles per hour on the way to work and 75 miles per hour on the way from work, what is the average speed of his entire commute?

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Guest Jun 12, 2021

456

Coordinates

What is the area, in square units, of the square with the four vertices at A(0,0), B(-5,-7), C(2,12), and D(7,5)?

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Guest Jun 12, 2021

433

Base Numbers

A base-10 integer n can be represented $32_a$ as in one base and $13_b$ in another base, where a and b are any integer bases larger than 3. What is the smallest possible sum a+b?

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Guest Jun 12, 2021

461

Counting

How many 3-digit numbers contain exactly one 0? Examples include 510 and 770.

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Guest Jun 12, 2021

443

Help Number Theory

The sum of 1+2+3+4+5+6+7+8+9+10+11+12 is divisible by how many natural numbers between 1 and 10?

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Guest Jun 12, 2021

1178

halp ;-; im so confused

I've tried three answers and they were all wrong please help :/ (incorrect answers: 183, 80, 45^6) :((( TYSM

Let $A_1 A_2 A_3 \dotsb A_{10}$ be a regular polygon. A rotation centered at $A_1$ with an angle of $\alpha$ read more ..

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Guest Jun 12, 2021

458

Graphing

The graph of y = f(x) is shown in red below. For how many values of c is f(c) = -1?

read more ..

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Guest Jun 12, 2021

433

Coordinates

A and B are constants such that the graphs of xy = B and y = Ax^2 + B intersect at the points (2,8). Write the ordered pair (A,B).

ElectricPavlov ●

Guest Jun 12, 2021

439

Coordinates

For every value of a, the graph of each of these three equations is a line:
ax + y = 1
x + ay = 1
x + y = 16 read more ..

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Guest Jun 12, 2021

510

Geometry

A parallelogram has sides measuring 7 and 9. Its shorter diagonal has a length of 8. Find the measure of the longer diagonal.

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Guest Jun 12, 2021

487

HeLP wiTh iMaGiNARY NuMBeRs, ROOts oF UniTY PLeAsE! ! ! ! ! ! ! !

a) Find all such that
You should write down all the solutions explicitly, but they don't need to be in either rectangular or exponential form.
b) Prove that all the solutions to the above equation have equal real parts, read more ..

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Guest Jun 12, 2021

522

+515

hard

this has to do with permutations i think

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mworkhard222 Jun 12, 2021

369

Domain

What is the smallest real number in the domain of the function g(x) = sqrt((x - 3)^2 - (x - 18)^2)?

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Guest Jun 12, 2021

415

Number Theory

What is the smallest positive integer n such that 1/n is equal to a decimal number with a 6-digit repeating block?

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Guest Jun 12, 2021

430

Algebra

Given 3x + 2/x - 4 = 2(x + 9) + 2x - (7 - 1/x) + 2/x, what is (x^2 + 1)/x?

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Guest Jun 12, 2021

419

PLEASE HELP ASAP

If , m+(1/m) = 8 then what is the value of m^2 + (1/m^2)+4 ?

amygdaleon305 ●

Guest Jun 12, 2021

407

Series

An infinite geometric series has common ratio 1/8 and sum 80. What is the first term of the series?

amygdaleon305 ●

Guest Jun 12, 2021

484

PLS HELP, ty :3

Is it possible to find two data sets A and B such that A has a greater median and mode, while B has a greater average and range? If you think the answer is yes, provide an example. If you think the answer is no, explain why not.

Alan ●●●

Guest Jun 12, 2021

506

Algebra

Find the sum of the first six terms in the geometric sequence 1/2, 1/8, 1/16, .... Express your answer as a common fraction.

amygdaleon305 ●

Guest Jun 12, 2021

All Questions ⁺⁰238072 Questions

help pt 3

hard pt 2

help please, geometry

A Probability Problem

help meh

Solving Exponential Equations

Help algebra

Coordinates

Base Numbers

Counting

Help Number Theory

halp ;-; im so confused

Graphing

Coordinates

Coordinates

Geometry

HeLP wiTh iMaGiNARY NuMBeRs, ROOts oF UniTY PLeAsE! ! ! ! ! ! ! !

hard

Domain

Number Theory

Algebra

PLEASE HELP ASAP

Series

PLS HELP, ty :3

Algebra

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