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ACT Math 4.5 Intermediate Algebra 584 Views


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Description:

ACT Math Intermediate Algebra Drill 4, Problem 5. Find the value of x.

Language:
English Language

Transcript

00:02

And another shmoop du jour...for the hour.

00:06

If log base x of 32 equals 5, then...what must x be?

00:10

And here are the potential answers...

00:17

Alright. It's asking us to recall what logarithms are.

00:21

Remember that the base x also refers to the

00:24

base in the exponential expression x to the 5th equals 32.

00:29

So, 2 to the 5th makes 32...which means x equals 2.

00:33

Looks like our answer is C.

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