Question

Plese HELP !!!

Evaluate the exponent expression for a = –2 and b = 3.
Question 1 options:

A)

–6

B)

–2∕5

C)

3

D)

–9∕8

Answer 1

Answer:

-9/8

Step-by-step explanation:

$\frac{-2a^{-3}b^2}{a} \\ \\ =-\frac{2b^2}{a^4} \\ \\ =-\frac{2(3)^2}{(-2)^4} \\ \\ =-\frac{18}{16} \\ \\ =-\frac{9}{8}$