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18 votes
18 votes
12. Your friend evaluates the power (-3)^2Is your friend correct? Explain.

12. Your friend evaluates the power (-3)^2Is your friend correct? Explain.-example-1
User Jeff Kubina
by
2.7k points

2 Answers

18 votes
18 votes

Answer:

no

Explanation:

(- 3)² = - 3 × - 3 = 9 ≠ -9

User MosesA
by
3.3k points
12 votes
12 votes

Answer:

no , see below

Explanation:

when you raise a number to a power, you multiply the number by itself the amount of times the power is. so if (-3) has a power of 2 , we multiply -3 by itself twice.

so we get -3 × -3

a negative times a negative is a positive

so -3 × -3 = 9 , not -9

User Siddharth Rout
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2.6k points