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Algebra and Functions Videos 52 videos

SAT Math 7.3 Algebra and Functions
318 Views

SAT Math 7.3 Algebra and Functions

GED Math 5.3 Rational Numbers
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GED Math 5.3 Rational Numbers. What operation would make the following expression undefined?

PSAT 1.10 Math Diagnostic
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PSAT 1.10 Math Diagnostic. Which of the following is a factor of the expression?

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SAT Math 6.4 Algebra and Functions 486 Views


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Description:

SAT Math 6.4 Algebra and Functions

Language:
English Language

Transcript

00:02

Here's your shmoop du jour...

00:04

A to the power of x + y times a to the power of x - y equals... what?

00:12

And here are the potential answers...

00:16

So this is just a SUPER simple question about exponent rules.

00:23

We are multiplying two exponents with the same base...

00:27

which means we can just ADD our exponents.

00:29

Now if you didn't know that, oh are you screwed.

00:33

X + y + x - y equals... 2x.

00:38

So we have a to the power of 2x.

00:40

And... our answer's C.

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