Question 175193
I will do 81 only.

36) (81)^1/4 = 

(81)^1/4 can be written as the FOURTH ROOT of {81}.

What number multiplied by ITSELF 4 times will produce 81?

How about 3?

Let's see:

3 x 3 x 3 x 3 = 81

FINAL ANSWER:

(81)^1/4 = 3