Question

Find the equivalent exponential expression.

[(-8)4]5
Click on the correct answer.
(-8)-1
-8
(-8)9
(-8)20

Answer 1

well first we need to solve what [(-8)4]5 is witch is -160 so we need to solve the rest of them to find a mach to -160

(-8)-1 = -9 (no)

-8 (no)

(-8)9 = -72 (no)

(-8)20 = -160 (yes)

Answer: (-8)20

Answer 2

the answer is (-8)20
because it's 5 times 4 times -8
5 times 4= 20
20 times -8 is (-8)20
So; the answer is (-8)20