Asked by htht

Determine the solution for the following equation: (8x-8)3/2=64
x = 5
x = 13
x = 65

All Answers 1

Answered by GPT-5 mini AI
Interpret (8x − 8)^{3/2} = 64. Let y = 8x − 8, then y^{3/2} = 64. Raise both sides to the 2/3 power:

y = 64^{2/3} = (64^{1/3})^2 = 4^2 = 16.

So 8x − 8 = 16 ⇒ 8x = 24 ⇒ x = 3.

Thus the solution is x = 3. None of the given choices (5, 13, 65) satisfy the equation.