All Questions ⁺⁰237785 Questions

0

304

2

geometry

What is the value of x in the diagram?

BuilderBoi ●●

Guest Jul 27, 2022

0

277

1

+52

Equation

Solve for prime pairs : 2^p = 2^(q-2) +q!

Limpeklimpe Jul 27, 2022

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287

1

Algebra

Fill in the blank to make the equation true.
8/125*__ = 5/2.

Guest Jul 27, 2022

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310

3

Algebra

Suppose that j = 4, a = j + 7 and z = a + 5. What is the value of jaz^2?

Guest Jul 27, 2022

0

280

1

Algebra

Kathy bikes 9 miles on Monday. Each subsequent day she bikes 12% more than she did the previous day. By the end of the day on Friday, how many total miles has Kathy biked? Express your answer to the nearest whole number.

Guest Jul 27, 2022

0

297

1

number theory

What is the remainder when 2^{21} is divided by 19?

Guest Jul 27, 2022

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293

2

system

If sqrt(x) + sqrt(y) = 13 and 4x + 9y = 793, what is the value of x?

Guest Jul 27, 2022

0

210

0

trapezoid

Let ABCD be a trapezoid with midsegment MN, and suppose the diagonals split MN into three segments MP, PQ, and QN. If AB=8 and CD = 15, find the lengths of the midsegment MN and the three segments MP, PQ, and QN.

Guest Jul 27, 2022

0

332

3

+44

supa hard question

If a,b,c are positive integers less than 13 such that then determine the remainder when a+b+c is divided by 13.

brainiac Jul 27, 2022

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287

1

Inequalities

If 17/5 < x < 1/5 + 17, what is the sum of all possible integer values of x?

Guest Jul 27, 2022

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299

1

Algebra

What is the arithmetic mean of the first 2021 odd positive integers?

Guest Jul 27, 2022

0

287

9

+44

Subtract from 0.02 and express the result as a fraction.

Subtract from 0.02 and express the result as a fraction.

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brainiac Jul 27, 2022

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346

2

+78

Jeri finds a pile of money with at least $\$200$. If she puts $\$80$ of the pile in her left pocket, gives away $\frac{1}{3}$ of the rest of

please give the formula of how u found the answer

ILikeSushi Jul 27, 2022

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205

0

congruence

Find the smallest positive a such that 5a = 1 + 3a (mod 11)

Guest Jul 27, 2022

0

223

0

Calculus

Let f be a real-valued function such that f, f 0 , and f 00 are all continuous on [0, 1]. Consider the series P∞ k=1 f( 1 k ). (a) Prove that if the series P∞ k=1 f( 1 k ) is convergent, then f(0) = 0 and f 0 (0) = 0. (b) Conversely, show that if f(0) = read more ..

Guest Jul 27, 2022

0

301

1

super hard trig question

A triangle has side lengths $7,$ $8$, and $9.$ There are exactly two lines that simultaneously bisect the perimeter and area of the triangle. Let $\theta$ be the acute angle between these two lines. Find $\tan \theta.$

Guest Jul 27, 2022

0

289

1

Algebra

Simplify m*n^3^2/(2*m*n).

Guest Jul 27, 2022

0

278

1

quadratic

A creature on the moon throws a rock off a cliff. The height of the rock above the surface of the moon, in meters, t seconds after it is thrown is given by h(t) = −t ^2 + 8t + 10. When does the rock first reach a height of 12 m?

Guest Jul 27, 2022

0

204

0

complex numbers

If Q = 11-5i, E = 11+5i, and D = 2i - 7, find Q*E*D.

Guest Jul 27, 2022

0

304

1

Math help

After Peter shared his fishballs equally with his 4 brothers, he was left with 7/12 of his fishballs. What fraction of his fishballs did each of his brother get?

Guest Jul 27, 2022

0

314

1

Help

There are a total of 1200 red and green in a bag. If the red marbles in the bag is increased by 60 and the number of green marbles is reduced by 10%, the total number of Marbles in the bag would be increased by 2%. How many red and green marbles at read more ..

Guest Jul 27, 2022

0

306

1

number theory

Find the smallest number such that
(i) it leaves a remainder 2 when divided by 3 ;
(ii) it leaves a remainder 3 when divided by 5 ;
(iii) it leaves a remainder 5 when divided by 7 .

Guest Jul 27, 2022

0

327

3

equation

Solve the equation x + sqrt(x - 2) = 4.

Guest Jul 27, 2022

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