Answers

2016-02-29T10:00:28+05:30
4x^2-4x-4x+4......2x(2x-2)-2(2x-2)........ Factors are (2x-2) & (2x-2)....so, 2x-2=0, Therefore x=2/2=1 . ; x=2/2=1 ...
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2016-02-29T10:06:37+05:30
4x² - 4x - 4x + 4
2x(2x-2) - 2(2x-2)
Thus, the factors are (2x-2) & (2x-2)
Or, 2x-2 = 0,
Or, x = 2/2
Or, x = 1
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