Question

16^ -1/2

Answer 1

= 1/ 16^(1/2)
= 1 / 4

Answer 2

I don't understand how it's 1/4.

Answer 3

a negative power = 1 / positiver power

so 16^(-1/2) = 1 / 16(1/2)

16^(1/2) = sqrt16 = 4

so 16^(-1/2) = 1/4

Answer 4

yes, thats right :)