Question

Plz answer me
I write qudtion in photo

Answer 1

Answer:

1)

(1+8+27)^1/2

(36)^1/2

(6)^2×1/2

6

3)

(1/-27)^-2/3

(1/-3)^3×-2/3

(1/-3)^-2

(-3)^2

-9