Asked by Lily

How do I solve this rational exponent equation?

(2x)^1/2 = x - 4

Thanks in advance ^^
Answered by Pk
Square both side first
2x)^1/2^2=(x-4)^2
2x=x^2-8x+16
subtract 2x from both sides
x^2-10x+16
now FOIL
(x-8)(x-2)

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