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If (x + 13)^2 = (3x + 7)(2x + 4), then find x^2.

 Oct 7, 2020
 #1
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(x + 13)^2 = (3x + 7)(2x + 4) =

x^2 + 26x + 169   =  6x^2 +26x +28

5x^2 = 141`

x^2 = 141/5

 Oct 7, 2020

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