Solve for x: (x - 1)^(3/4) = 64

how the solve for x: (x - 1) ^ (3/4) = 64
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1 Answer

(x-1)^(3/4) = 64

separate the exponent like this

( (x-1)^(1/4) ) ^3 = 64

cube root of both sides

(x-1)^(1/4) = 4

both sides to the 4th power

x - 1 = 256

x = 257
by Level 13 User (103k points)

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