x² + 2x + 1 = (x + 1)(x + 1), which can easily be verified by FOIL
To solve, set equal to 0
x + 1 = 0
x = -1
This equation has a double root of x = -1
Sundie F.
asked • 04/26/17y=x^2+2x+1
Needbsome help with this one.
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