SOLUTION: 25) 3x�*5x14 / 20x14 35) (-64)^1/3 = 36) (81)^1/4 = thanks for the help

Question 175193: 25) 3x�*5x14 / 20x14
35) (-64)^1/3 =

36) (81)^1/4 =
thanks for the help

Answer by nycsub_teacher(90) (Show Source): You can put this solution on YOUR website!
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

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