SOLUTION: Solve a) (x-1)^(2/3) = 4 thanks so much in advance:)

SOLUTION: Solve a) (x-1)^(2/3) = 4 thanks so much in advance:)

Algebra.Com

Question 836264: Solve
a) (x-1)^(2/3) = 4
thanks so much in advance:)
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
(x-1)^(2/3) = 4
cube both sides
(x-1)^(2) =64
get square root of both sides
x-1=8
x=9

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