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571

PLEASE HELP ME WITH THIS ONE

A radio telescope has a parabolic dish with a diameter of 100 meters and faces the sky to gather signals. The collected radio signals are reflected in one collection point, called the "focal" point, being the focus of the parabola. If the focal distance( read more ..

Guest Sep 14, 2020

776

help qwick

In the diagram, what is the perimeter of $\triangle PQS$?

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Guest Sep 14, 2020

583

math help

Express as a base 10 fraction in reduced form. Thanks

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Guest Sep 14, 2020

365

Halp!pls help!

is 9xy - 12yx monomial, binomial or trinomial?

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Guest Sep 14, 2020

419

What are the coordinates of the hole in the graph of the function?

What are the coordinates of the hole in the graph of the function?
f(x)=6x−36/2x2−17x+30
Enter your answer by filling in the boxes. Enter your answer as simplified fractions, as necessary.
read more ..

Guest Sep 14, 2020

539

+133

Show there are infinitely many primes that are equivalent to 1 (mod 8).

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SpicyP Sep 14, 2020

980

PLEASE HELP ASAPPPP

A new drug claims to reduce the number of eczema breakouts an individual suffers. In a study on the effectiveness of the new drug, 50 subjects were given the new drug and another 50 subjects were given a placebo.

At the end of the read more ..

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Guest Sep 14, 2020

749

help

what 2 sum numbers equal 7.5 and product 13.5

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Guest Sep 14, 2020

729

help please

A rectangular rug hasperimeter 240 inches. The length is 12 inches more than twice the width. Find the length and width of the rug.

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Guest Sep 14, 2020

689

The quadratic x^2+(2.6)x+3.6 can be written in the form (x+b)^2+c, where b and c are constants. What is b+c (as a decimal)?

The quadratic x^2+(2.6)x+3.6 can be written in the form (x+b)^2+c, where b and c are constants. What is b+c (as a decimal)?

Thanks for helping me! read more ..

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Guest Sep 14, 2020

514

inequality problem

Please help with this!

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Guest Sep 14, 2020

566

help, how do you do this

Find the remainder upon a division of x^4+3x^3-2x^2+5x+1 by (x-1)(x-2)(x-3).

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Guest Sep 14, 2020

1271

Hard Geometry question, I attempted two times answer and explanation

The triangles triangle RST and triangle XYZ are congruent. Points P and W lie on ST and YZ, respectively. Which of the following statements are true?

(a) If P is the midpoint of line ST and W is read more ..

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Guest Sep 14, 2020

423

system of equations

Solve the system of equations using substitution. The answer is already provided, just show work/steps please.

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Guest Sep 14, 2020

461

i need help!

It takes a runner 8 minutes to run 5 laps of a 400 m track. How many minutes will it take the runner, running at the same speed, to complete 9 laps of 200 m track?

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Guest Sep 14, 2020

Sep 13, 2020

444

geometry question

Find the values of y and z.

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Guest Sep 13, 2020

505

+163

Simple-ish math problem

How many ways are there to write 14 as a sum of 5 positive integers, not necessariloy distinct? Order also matters, like 1+1+1+1+10 is different than 10+1+1+1+1.

I think there's a formula for this, but I don't remember. Can someone read more ..

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Firebolt Sep 13, 2020

435

stuck on graphing problem

Find the inequality represented by the graph.

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Guest Sep 13, 2020

416

Math Riddle Problem Thing

A box contains many candies.
If 3 candies are taken away, the rest can be shared evenly among 7 people.
If 6 are taken away, the rest can be shared evenly among 8 people.
If 3 candies are added, then the box can be shared evenly among 5 people.
What read more ..

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Guest Sep 13, 2020

438

need help with geometry

Can you please solve this. Please show your work.

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Guest Sep 13, 2020

517

help with factoring

Factor completely: x^8 - 12x^4 - 64.

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Guest Sep 13, 2020

404

how much does the earth weigh and how do you figure it out

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Guest Sep 13, 2020

352

coordinates

If directed line segment AC with A(2,5) and C(-8, 1), if B partitions AC such that the ratio of AB to BC is 1:4, find the coordinates of B.

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Guest Sep 13, 2020

473

help quick

In the diagram, $K$, $O$ and $M$ are the centers of the three semi-circles. Also, $OC = 32$ and $CB = 36$.

What read more ..

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Guest Sep 13, 2020

335

geometry problem

Please help with this

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Guest Sep 13, 2020

All Questions ⁺⁰230403 Questions

PLEASE HELP ME WITH THIS ONE

help qwick

math help

Halp!pls help!

What are the coordinates of the hole in the graph of the function?

Show there are infinitely many primes that are equivalent to 1 (mod 8).

PLEASE HELP ASAPPPP

help

help please

The quadratic x^2+(2.6)x+3.6 can be written in the form (x+b)^2+c, where b and c are constants. What is b+c (as a decimal)?

inequality problem

help, how do you do this

Hard Geometry question, I attempted two times answer and explanation

system of equations

i need help!

geometry question

Simple-ish math problem

stuck on graphing problem

Math Riddle Problem Thing

need help with geometry

help with factoring

how much does the earth weigh and how do you figure it out

coordinates

help quick

geometry problem

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