Karenlayamviz
Karenlayamviz
Math
Answered
how can you solve a (2×-1)² = (×₊1)² =?
Sagot :
AnneCviz
AnneCviz
(2x -1)² = (x+1)²
4x² -4x +1 = x² +2x +1 [FOIL method for each term]
4x² -x² -4x -2x +1 -1 = 0 [Addition property of equality, a.k.a. transpose]
3x² -6x =0
3x (x-2) = 0
x = 0 ; x = 2
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