All Questions

673

coordinates

Let A = (2,3) and B = (-4,15). Find the point P on line segment AB such that AP:PB = 3:5.

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Guest Aug 3, 2020

713

Please Help

Simplify (2+2i)/(-3+4i). Express your answer as a complex number in the form a+bi, where a and b are real numbers.
Thank you!!!

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Guest Aug 3, 2020

586

geometry question

What is the area of the trapezoid shown below?

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Guest Aug 3, 2020

650

Help

Find all complex numbers $z$ such that $z^4 = -4.$

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Guest Aug 3, 2020

507

i need help

Mike took clothes to the cleaners three times last month. First, brought 4 shirts and of slacks and paid $11.45. Then brought 7 shirts, 2 pairs of slacks, and 2 sports and paid $35.39. Finally, brought 5 shirts and 2 sports and paid $21.43 . How read more ..

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Guest Aug 3, 2020

669

+479

Halppp

Find the value of . Your answer should be in the form of where no factor of c (other than 1) is a square. Find a+b+c

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HelpBot Aug 3, 2020

657

+980

What happened to Cphill?

What happened to Cphill? He isn't on the leaderboard. Is it a glitch or did something happen?

off-topic

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qwertyzz Aug 3, 2020

616

+980

Thanks for any and all help

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qwertyzz Aug 3, 2020

462

Help please? Appreciate it.

In △ABC, A1 and A2 are two points on side BC. B1 and B2 are two points on side CA. C1 and C2 are two points on side AB.
A, A1, A2, B, B1, B2, C, C1, and C2 are nine distinct points. The six line segments AA1, AA2, BB1, BB2, CC1, and CC2 divide △ABC into read more ..

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Guest Aug 3, 2020

657

+81

heyy pls help :)

a)A certain positive integer has exactly 20 positive divisors.
What is the smallest number of primes that could divide the integer?

b)A certain positive integer has exactly 20 positive divisors.
What is the largest number of read more ..

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toodlestraws Aug 3, 2020

486

geometry problem

Find the surface area of this solid. I really don't get how to do this.

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Guest Aug 3, 2020

874

Equations and Inequailties Word Problems

A 5 inch by 7 inch picture is placed in a frame that creates a uniform border of x inches around the picture. The area of the entire frame(including where the picture is placed) is equal to 120 square inches. Write an equation in terms of x that models read more ..

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Guest Aug 3, 2020

387

geometry problem

Find angle B.

Guest Aug 3, 2020

420

solid geometry

Find the surface area of this solid.

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Guest Aug 3, 2020

675

+212

The roots of y^2 + 5y - 11 = 0 are a and b. Find (a + 3)(b + 3).

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Filliqq Aug 3, 2020

513

geometry question

please help with this

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Guest Aug 3, 2020

421

please help

Two mechanics worked on a car. The first mechanic charged $85 per hour, the second mechanic charged $90 per hour. The mechanic worked for a combined total of 25 hours, and together they charged a total of $2200. How lond did each mechanic work? read more ..

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Guest Aug 3, 2020

636

+34

Help Please!

If $x^6=8$ what is the value of $(3x^2)\cdot\dfrac{1}{12}\cdot(x^4)\cdot(2x^3)^2$

read more ..

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AppIePi Aug 3, 2020

400

Please HELP!!! Thank you!

For a certain positive integer , gives a remainder of 4 when divided by 5, and gives a remainder of 2 when divided by 5. What remainder does n give when divided by 5?

Please help!

Please Melody or Alan help!!! I am stuck, and please explain thoroughly!!!

Let n be a positive integer.
(a) Prove that
by counting the number of ordered triples (a, b) of positive integers, where b, in two different ways.
(b) Prove that.
by counting the number of subsets of containing read more ..

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iamhappy Aug 3, 2020

874

+19

help

The sum of 27 consecutive positive integers is . What is their median?

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unknowledgeable Aug 3, 2020

649

+315

help me please on precalculus

How many values of x with satisfy ?

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polyyou Aug 3, 2020

504

please explain it

The straight line PQ with a slope of -2 passing through point (-3, 10). Find the y-intercept of the straight line PQ .

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Guest Aug 3, 2020

599

?????

Simplify

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Pro12345 Aug 3, 2020

All Questions ⁺⁰237722 Questions

coordinates

Please Help

geometry question

Help

i need help

Halppp

What happened to Cphill?

Thanks for any and all help

Help please? Appreciate it.

heyy pls help :)

geometry problem

Equations and Inequailties Word Problems

geometry problem

solid geometry

The roots of y^2 + 5y - 11 = 0 are a and b. Find (a + 3)(b + 3).

geometry question

please help

Help Please!

Please HELP!!! Thank you!

Please Melody or Alan help!!! I am stuck, and please explain thoroughly!!!

help

help me please on precalculus

please explain it

?????

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