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316

In Rectangle ABCD, corner A is folded over crease DE to point F on BC. Find BC.

In rectangle corner is read more ..

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Guest Apr 3, 2022

427

I have been struggling for the past few hours, help me

Consider the complex numbers in the complex plane below:

Some of these complex numbers are 54th roots of unity. Enter read more ..

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Jamestown4dawin123 Apr 3, 2022

314

if AE/DE = 3, what is AD/BC

If AE/DE=3, what is AD/BC? read more ..

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Guest Apr 3, 2022

243

Find a/b

Find a/b read more ..

Guest Apr 3, 2022

316

alg 2 help pls

Prove that is divisible by for all nonnegative integers .

thank you in advance

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Guest Apr 3, 2022

287

Number Theory

How many four-digit numbers N = abcd satisfy all of the following conditions?
1. 4000 <= N < 6000
2. N is a multiple of 5 and 8.

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Guest Apr 3, 2022

243

precalc

Find the 3 smallest positive x-intercepts of the graph of
y = cos 12x + cos 16x + cos 20x
and list them in increasing order.

Guest Apr 3, 2022

217

Algebra

Find all pairs (x,y) of real numbers such that x + y = 10 and x^2 - y^2 = 56.

Guest Apr 3, 2022

464

I have $5$ different mathematics textbooks and $4$ different psychology textbooks. In how many ways can I place the $9$ textbooks on a books

I have different mathematics textbooks and different psychology textbooks. In how many ways can I place the textbooks on a bookshelf, in a row, if there must be a psychology textbook exactly in the middle, and there must read more ..

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Guest Apr 3, 2022

405

My local pizzeria sells eight different kinds of pizzas: cheese, pepperoni, mushroom, alfredo, meat lover’s, vegetarian, Hawaiian, and delux

My local pizzeria sells eight different kinds of pizzas: cheese, pepperoni, mushroom, alfredo, meat lover’s, vegetarian, Hawaiian, and deluxe. In how many ways can I order two pizzas for delivery, if I don’t mind whether I get the same or different kinds read more ..

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Guest Apr 3, 2022

404

Find the 3 smallest positive x-intercepts of the graph of and list them in increasing order.

Find the 3 smallest positive x-intercepts of the graph of
and list them in increasing order.

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Guest Apr 3, 2022

222

Guest Apr 3, 2022

368

Pwease Help :,(

Answer in radians:

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Guest Apr 3, 2022

349

help algebra

Find all values of x such that 2x/(x - 2) = -6/(x + 4).
If you find more than one value, then list your solutions, separated by commas.

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Guest Apr 3, 2022

215

Algebra

Four positive integers A, B, C and D have a sum of 36. If A + 2 = B - 2 = C + 2 = D - 2, what is the value of the product A*B*C*D?

Guest Apr 3, 2022

270

Geometry

A quadrilateral has angles of q, 5q + 15, 3q + 25, and 3q + 70. Find the largest angle of the quadrilateral, in degrees

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Guest Apr 3, 2022

351

Algebra

There exist constants a,h,k and such that 3x^2+72x+4=a(x-h)^2+k
for all real numbers x Enter the ordered triple (a,h,k)

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Guest Apr 3, 2022

209

Graphing question

There exist constants a,h,k and such that 3x^2+72x+4=a(x-h)^2+k
for all real numbers x Enter the ordered triple (a,h,k)

Guest Apr 3, 2022

281

Number theory

For how many integer values of between 1 and 474 inclusive does the decimal representation of terminate?

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Guest Apr 3, 2022

349

Help

Carina had some stickers. 2/3 of them were dinosaur stickers and the rest were flower stickers. She divided the dinosaur stickers equally among some boys such that each boy received 1/10 of the stickers. She divided the flower stickers equally read more ..

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Guest Apr 3, 2022

326

I need the answer

After Jet spent 1/9 of his money and John spent 1/3 of his money, they had the same amount of money left. How much money did each of them have in the end if both John and Jet had $1176 at first?

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Guest Apr 3, 2022

301

quadratic

Find the vertex of the graph of the equation x-y^2+18y=18+7x-14

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Guest Apr 3, 2022

365

help complex numbers

Evaluate

The 'i' is √-1 (imaginary number)

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Guest Apr 3, 2022

336

I need help

Hello, the question is in the image below, I could not upload it for some reason.

https://drive.google.com/file/d/1dcol59Dlc8JvL7aSVFYg94nai9Zl4PE8/view?usp=sharing

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Guest Apr 3, 2022

Apr 2, 2022

337

geometric series

Calculate the sum of the geometric series 1 - 1/5 + 1/5^2 - 1/5^3 + .... Express your answer as a common fraction.

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Guest Apr 2, 2022

All Questions ⁺⁰237692 Questions

In Rectangle ABCD, corner A is folded over crease DE to point F on BC. Find BC.

I have been struggling for the past few hours, help me

if AE/DE = 3, what is AD/BC

Find a/b

alg 2 help pls

Number Theory

precalc

Algebra

I have $5$ different mathematics textbooks and $4$ different psychology textbooks. In how many ways can I place the $9$ textbooks on a books

My local pizzeria sells eight different kinds of pizzas: cheese, pepperoni, mushroom, alfredo, meat lover’s, vegetarian, Hawaiian, and delux

Find the 3 smallest positive x-intercepts of the graph of and list them in increasing order.

Pwease Help :,(

help algebra

Algebra

Geometry

Algebra

Graphing question

Number theory

Help

I need the answer

quadratic

help complex numbers

I need help

geometric series

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