Question

What is the value of (-3/4)^-4​

Answer 1

256/81

Explanation:

a⁻ᵇ = 1/aᵇ

(a/c)ᵇ = aᵇ / cᵇ

1/(c/d) = d/c

then:

(-3/4)⁻⁴ = 1/(-3/4)⁴ = 1/(-3⁴/4⁴) = 1/(81/256) = 256/81