All Questions

378

Please update the fractions calculator!

This is a great site so far! It would be great to see the fractions calcultor updated so that it works. :)

Thanks!

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Guest Dec 12, 2020

540

6 or 2

when sqrt((-s)^2+(-8)^2)=10 why is s=6 and -6 and not 2

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Guest Dec 12, 2020

405

Interesting Functions Problem

Define the function $f: \mathbb{R} \backslash\{-1,1\} \rightarrow \mathbb{R}$ to be $$ f(x)=\sum_{a, b=0}^{\infty} \frac{x^{2^{a}} 3^{b}}{1-x^{2^{a+1} 3^{b+1}}} $$ Suppose that $f(y)-f\left(\frac{1}{y}\right)=2021 .$ Then, $y$ can be written in simplest read more ..

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Guest Dec 12, 2020

772

The system of equations

The system of equations

has two solutions and in complex numbers. Find .

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Guest Dec 12, 2020

620

Find the complex number that satisfies

Find the complex number that satisfies

Thank you! read more ..

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Guest Dec 12, 2020

454

+296

Are the trigonometric functions odd, even, or neither odd nor even?

Choose one of the options provided to complete the sentences.

The function f(x)=tan x is _____. The function f(x)=sec x is ____. odd even neither odd or even read more ..

lovesosa12 Dec 12, 2020

744

+296

Hey can someone check to see if i'm right?

Question:
What is the value of cos−1(−1/2)?

My Answer: read more ..

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lovesosa12 Dec 12, 2020

525

+296

What are the key characteristics of the graph of f(x)=secx?

Select all correct statements.

lovesosa12 Dec 12, 2020

612

27 x =9 x+1

27x=9x+1

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Guest Dec 12, 2020

670

remainders

When x is divided by each of 4, 5, and 6, remainders of 3, 2, and 1 (respectively) are obtained. What is the smallest possible positive integer value of x?

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Guest Dec 12, 2020

421

perfect power

2k is a perfect square, 3k is a perfect cube, and 5k is a perfect 4th power. What is the sum of the exponents in the prime factorization of the smallest such positive integer k ?

Guest Dec 12, 2020

Dec 11, 2020

448

what is the answer

what is 3 divided by 3/4 because someone said it was four and it was the wrong answer

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Guest Dec 11, 2020

869

Python Question

The file $\verb#wordlist.txt#$ contains one word per line. You can find the file here: http://artofproblemsolving.com/assets/pythonbook/_static/files/wordlist.txt

Write a program that finds the highest-scoring Scrabble word in the read more ..

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Guest Dec 11, 2020

631

+50

Help would be Greatly apreciated

The equation describes the height (in feet) of a projectile launched from the ground at 80 feet per second. At what will the projectile reach 36 feet in height for the first time? Express your answer as a decimal rounded to the nearest tenth.

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HomeSlice Dec 11, 2020

566

quadratic

The quadratic -x^2 + 12x - 4 can be written in the form a(x + b)^2 + c, where a, b, and c are constants. What is a+b+c?

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Guest Dec 11, 2020

983

factoring monic quadratics

Let p and q be the two distinct solutions to the equation (x -5)(2x + 9) = x2 -13x + 40.
What is (p + 3)(q + 3)?

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Guest Dec 11, 2020

445

help with probability

The digits 2,4,6,8 and 0 are used to make five digit numbers with no digit repeated. What is the probability that a number chosen at random for these numbers has the property that the digit in the hundreds place is larger than the digit in the tens place. read more ..

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Guest Dec 11, 2020

697

help asap

An indoor running track is 200 meters in length. During a 3,000-meter race, runners must complete 15 laps of the track. An electronic timing device records the time it takes each runner to complete a lap for every lap in the race. These are called lap times. read more ..

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Guest Dec 11, 2020

677

help me

Two circles have the same center O. Point X is the midpoint of segment OP. What is the ratio of the area of the circle with radius OX to the area of the circle with radius OP? Express your answer as a common fraction.
read more ..

jugoslav ●●

Guest Dec 11, 2020

684

What is x when y = 300?

What is x when y = 300?

A. about 61 read more ..

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Guest Dec 11, 2020

432

probability

Koopa Troopa throws a dart at a parallelogram-shaped board, shown below. You know that BC = 10, AE = 3, and angle ABC = 45. Assuming the dart will hit all spots on the board with equal likelihood, what is the probability the dart lands in triangle ABE? read more ..

Guest Dec 11, 2020

661

+296

What are the key characteristics of the graph of f(x)=secx?

Select all correct statements.

lovesosa12 Dec 11, 2020

601

+296

Answer the following questions based on this right triangle

The hypotenuse of a right triangle measures 2√22centimeters and its shorter leg measures 2√6centimeters.

a.What is the measure of the 3rdside?
read more ..

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lovesosa12 Dec 11, 2020

566

unique three-digit positive integer

What is the unique three-digit positive integer x satisfying 100x = 1 (mod 991).

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Guest Dec 11, 2020

All Questions ⁺⁰237641 Questions

Please update the fractions calculator!

6 or 2

Interesting Functions Problem

The system of equations

Find the complex number that satisfies

Are the trigonometric functions odd, even, or neither odd nor even?

Hey can someone check to see if i'm right?

What are the key characteristics of the graph of f(x)=secx?

27 x =9 x+1

remainders

perfect power

what is the answer

Python Question

Help would be Greatly apreciated

quadratic

factoring monic quadratics

help with probability

help asap

help me

What is x when y = 300?

probability

What are the key characteristics of the graph of f(x)=secx?

Answer the following questions based on this right triangle

unique three-digit positive integer

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