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ACT Aspire Math: Adding Exponents with the Same Base 1 Views


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Description:

Which of the following expressions is equal to x⁵ × x²?


Transcript

00:03

Okay C t s baring math people Another drill for

00:06

you Here we go Which of the following expressions is

00:08

equal to x to the fifth times x squared All

00:16

right We remember the exponents operations rules Oh they're always

00:21

so cute Look those little numbers Yeah It never ceases

00:24

to amaze us that such great power can come in

00:26

such a tiny package Well to multiply two expressions that

00:29

have the same base but different exponents We just add

00:32

the exponents so x to the fifth times X squared

00:35

is the same as Acts to the well 5 plus

00:38

two there which is the same as x of the

00:41

seventh And this works because exit the fifth is x

00:44

time x time x time x times Acts right that

00:48

was 5 times and x squared is just x times

00:50

act which is two times while multiplying These two expressions

00:53

creates you know x to the seven times thing either

00:56

which is just exit the seventh So that's it The

00:59

answer is c

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