SOLUTION: x-6√x=16

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Question 903021: x-6√x=16
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
x-6√x=16
X^2 - 6X - 16 = 0 where X = sqrt(x)
(X - 8)(X+2) = 0
X = 8
x = 64 X%5E2+=+x
X = -2 Extraneous root: NOte: x = 4 , 4 - 12 ≠ 16