All Questions

545

Help plz

Let f(x)=x+1 and g(x)=2x. Also denote the inverses to these functions as f^-1 and g^-1. Compute

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Guest Jul 13, 2019

841

How to find x and y? Doesn’t there need to be 2 equations?

Solve for the rational numbers x and y:

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Guest Jul 13, 2019

906

+2862

Shouldn't use trigonometry

Given trapezoid ABCD with the measure of (in degrees) equals 45, AD = , AB = 4, BC = 10. Find the area of the trapezoid.

read more ..

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CalculatorUser Jul 13, 2019

1536

help

What is the least possible positive integer-value of N such that is an integer?

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Guest Jul 13, 2019

792

help

How many 3-letter "words" can be formed from the standard 26-letter alphabet, if the first letter must be a vowel (A, E, I, O, or U)? (We aren't necessarily talking about English words; something like EQX is perfectly valid here.)

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Guest Jul 13, 2019

945

Use the Euclidean algorithm to find integers $x$ and $y$ such that $164x + 37y = 1.$ State your answer as a list with $x$ first and $y$ seco

Use the Euclidean algorithm to find integers and such that State your answer as a list with first and second, separated by a comma.
Note that while there are many pairs of integers and that read more ..

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Guest Jul 13, 2019

467

no u

What is the constant term of the expansion of $\left(6x+\dfrac{1}{3x}\right)^6$?

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Guest Jul 13, 2019

811

+308

URGENT

Write a Python program that asks a user to enter a positive integer (that is 3 or more), and then outputs the the Fibonacci number. For example, if the user enters 7, your program should output 13.

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notsmart2.0 Jul 13, 2019

1073

Wahhh im dumb

What interval consists of all $w$ which satisfy ${\bf neither}$ $-2(6+2w)\le -16$ nor $-3w\ge 18$ ?

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Guest Jul 13, 2019

1198

Is this correct?

This is the question: Suppose we write the numbers
1,2,3,4,5,6, and then color each number red or blue. The coloring is called factorific if there is at least one blue number, and for each blue number, all of its divisors are read more ..

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Guest Jul 13, 2019

1064

+1712

HW PROB WARNING

Express (2+i ) /(4+i) in the form a+bi
where a and b are real numbers.
read more ..

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tommarvoloriddle Jul 13, 2019

1289

no u

What is the intersection point of the line $y = 2x + 5$ and the line perpendicular to it that passes through the point $(5, 5)$?

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Guest Jul 13, 2019

1099

Help!

The two lines shown intersect at the point $(a,b)$. Find $ab$. Each unit square in the grid represents a distance of $1$.

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Guest Jul 13, 2019

1529

no u

Find the $x$-intercept point of the line $3x+5y=20$. Provide your answer as an ordered pair. Express the $x$ and $y$ coordinates as common fractions as needed.

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Guest Jul 13, 2019

776

+188

How many five digit even integers have a digit sum of 21?

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Mathgenius Jul 13, 2019

Jul 12, 2019

831

+586

Help

If a is congruent to 62 (mod 99) and b is congruent to 75 (mod 99), then for what integer n in the set {1000, 1001, 1002, 1003... 1098} is it true that a-b is congruent to n (mod 99)?

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xXxTenTacion Jul 12, 2019

798

+586

Number Theory

What is the largest value of n less than 100,000 for which the expression 8(n-2)^5-n^2+14n-24 is a multiple of 5?

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xXxTenTacion Jul 12, 2019

774

test

hectictar ●●

Guest Jul 12, 2019

830

+170

Help

The graph of is shown below, where is linear and is quadratic. (Assume that the grid lines are at integers.)

Find read more ..

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FlyEaglesFly Jul 12, 2019

741

Please help

1) For all ordered pairs of positive integers (x,y), we define f(x,y) as follows:
(a) f(x,1) = x.
(b) f(x,y) = 0 if y > x.
(c) f(x + 1,y) = y[f(x,y) + f(x,y - 1)]. read more ..

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Guest Jul 12, 2019

1438

meme

A line passes through $(4,365)$, and the $y$-intercept of the line is on or between $1$ and $9$. What is the minimum possible slope of the line?

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Guest Jul 12, 2019

1201

Halppppp

In an equation of the form $k = ax^2 + bx + c$ with $a > 0$, the least possible value of $k$ occurs at $x = -b/(2a)$. In the equation $k = (6x + 12)(x - 8)$, what is the least possible value for $k$?

hectictar ●

Guest Jul 12, 2019

575

How to do this?

Find a+b+c if the graph of the equation y=ax^2+bx+c is a parabola with vertex (5,3), vertical axis of symmetry, and contains the point (2,0).

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Guest Jul 12, 2019

884

Find the slope of the line that is perpendicular to the line $2x + 3y = 6$.

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Guest Jul 12, 2019

All Questions ⁺⁰230469 Questions

Help plz

How to find x and y? Doesn’t there need to be 2 equations?

Shouldn't use trigonometry

help

help

Use the Euclidean algorithm to find integers $x$ and $y$ such that $164x + 37y = 1.$ State your answer as a list with $x$ first and $y$ seco

no u

URGENT

Wahhh im dumb

Is this correct?

HW PROB WARNING

no u

Help!

no u

How many five digit even integers have a digit sum of 21?

Help

Number Theory

test

Help

Please help

meme

Halppppp

How to do this?

Find the slope of the line that is perpendicular to the line $2x + 3y = 6$.

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