All Questions ⁺⁰237699 Questions

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NotSoSmart Oct 17, 2018

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1290

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Math: I need help solving the drag and drop

Given: ∠A and ∠B are supplementary angles.
m∠A=4x−16; m∠B=2x+4
Prove: m∠B=68°
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Guest Oct 17, 2018

-1

625

1

+4116

Help 8

NotSoSmart Oct 17, 2018

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545

1

The Algebra of Functions

Given that f(x)=x2 + 3x+2 ad g(x) = x+2, find each of the following if it exists.

Domain of numbers 1 to 4

Guest Oct 17, 2018

0

443

4

Please help

1. &nb read more ..

Guest Oct 17, 2018

0

788

1

Help

Do you always need to check for extraneous solutions when solving rational equations?

A. No, As long as the solutions are real numbers
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Guest Oct 17, 2018

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957

5

+58

I'm hooked on this site now

So many friendly faces, it's not just a math fourm to me now it's a community of friends.

off-topic

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Dr.Nostalgiac Oct 17, 2018

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819

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If a piece of gold has a mass of 19.3 g, what is it volume?

If a piece of gold has a mass of 19.3 g, what is it volume?

Guest Oct 17, 2018

0

960

3

math

Write the phrase as an expression

15 decreased by the product of a number x and 4.
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Guest Oct 17, 2018

0

2064

2

+490

Below is the graph of $y = a \sin(bx)$, for some positive constants $a$ and $b$. Find $a + b$.

Below is the graph , for some positive constants a and b. Find a + b.

RektTheNoob Oct 17, 2018

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2259

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MAth help!

Write the phrase as an expression:

The quotient of a number x and the sum of 3 and 7.
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Guest Oct 17, 2018

0

423

0

MAth help!

Write the phrase as an expression:

The quotient of a number x and the sum of 3 and 7.
read more ..

Guest Oct 17, 2018

0

628

1

+693

math word problem help

https://cdn.discordapp.com/attachments/476188274969542656/501915291366850560/image0.jpg

critical Oct 17, 2018

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889

2

+78

What is the value of f(n/2)?

Let f(x) be a function such that, for every real number x,f(x)+2f(-x) = sin x. What is the value of f(n/2)?

thess Oct 17, 2018

Oct 16, 2018

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913

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+78

What is the value of a + b?

Let a and b real numbers such that x4+2x3-x2+ax+b = (Q(x))2 for some polynomial Q(x). What is the value of a + b?

thess Oct 16, 2018

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857

1

+78

What is the value of f(2)?

A real-valued function f defined for nonzero real numbers satisties f(1/x)+1/xf(-x) = 2x. What is the value of f(2)?

thess Oct 16, 2018

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1463

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+78

What is the value of f(0) + f(4)?

Let f(x) = x4+ax3+bx2+cx+d, where a,b,c,and d are real numbers. Suppose the graph of y=f(x) intersects the graph of y=2x-1 at x =1,2,3. What is the value of f(0) + f(4)?

thess Oct 16, 2018

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6505

2

+78

What is the value of f(2)?

Let f(x) be a function which contains 2 in its domain and range. Suppose that f(f(x))*(1+(f(x)) = -f(x) for all numbers x in the domain of f(x).

Thank you for your help.

thess Oct 16, 2018

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