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Find estimates for the solutions of the equation x^2 + 2x + 1 = 0

Guest Jun 21, 2017
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x^2 + 2x + 1  = 0    factor as

 

(x + 1) ( x + 1)  =  0

 

(x + 1)^2   = 0       take the square root of both sides

 

x +  1   = 0    subtract 1 from both sides

 

x  =   -1

 

 

cool cool cool

CPhill  Jun 21, 2017

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