SOLUTION: find the square root of x^2+2x+1=9
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Question 282809: find the square root of x^2+2x+1=9
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
You can't find the square root of an equation.
You can find the square roots of each side.
first we factor the left side.
(x+1)^2=9
x+1=-3
x=-4
x+1=3
x=2
x=(2,-4)
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