Which expressions are equivalent to -64? Check all that apply.

Question

4^−3

−2^−2⋅(2^8)

2^8−2^4/2^2

−(1/4)^−3

2^3⋅2^2⋅2^0

Answer 1

-64 = -2^6
-64 = (2^2)^3
-64 = -4^3
-64 = 2^-6

Therefore, the following expressions are equivalent to -64:
-2^6
(2^2)^3
-4^3
2^-6