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7 votes
7 votes
Evaluate the exponent expression for a = –2 and b = 3.

Evaluate the exponent expression for a = –2 and b = 3.-example-1
User Nikk Wong
by
2.9k points

2 Answers

5 votes
5 votes
Answer:

- 9/8

Explanation:

-2a^-3b^2/a where a = -2 and b = 3

-2(-2)^-3(3)^2/(-2)

-2(- 1/8)(9)/(-2)

-2(- 9/8)/(-2)

9/4/(-2) or…

2.25/(-2)

-1.125 or - 9/8
User Luke Redpath
by
2.7k points
21 votes
21 votes

Answer:

The choose B) -9/8

Explanation:


\frac{ - 2a ^( - 3 ) {b}^(2) }{a} \\ \frac{ - 2( - 2)^( - 3) {3}^(2) }{ - 2} \\ ( - 2(9))/( - 2( - 8)) = - (9)/(8)

I hope I helped you^_^

User Dimitar Mazhlekov
by
3.0k points
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