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jeyben [28]
3 years ago
14

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

Mathematics
2 answers:
Gnom [1K]3 years ago
7 0
Answer:

- 9/8

Step-by-step 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
serious [3.7K]3 years ago
6 0

Answer:

The choose B) -9/8

Step-by-step explanation:

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

I hope I helped you^_^

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