SOLUTION: Solve the equation and find extraneous solutions. (x+5)^(2/3)=4

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Question 989399: Solve the equation and find extraneous solutions.
(x+5)^(2/3)=4
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39625)   (Show Source): You can put this solution on YOUR website!








OR
Answer by MathTherapy(10556)   (Show Source): You can put this solution on YOUR website!

Solve the equation and find extraneous solutions.
(x+5)^(2/3)=4


 -------- Raising each side to the  power









x = 8 - 5, or 	      OR	   x = - 8 - 5, or - 13 (ignore, as this is an extraneous solution) 

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