Question

Which expressions are equivalent to (-4)^12 (-4)^-20
select al that apply
a. -4^8
b.-1/4^8
c.1/4^-8
d.4^8
e.-1/4^-8
f.-4^-8

Answer 1

Answer:

option f. -4^-8 is correct.

Step-by-step explanation:

(-4)^12 * (-4)^-20 by indices rule, p^n⋅ p^m = p^(m+n)

= (-4)^(12+ (-20))

= (-4)^(12-20)

= (-4)^(-8)

= 1/(-4)^8