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(x-4)(x-1),multiplying algebra expressions?
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08-20-2013
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Dark88Dragon
Join Date: Aug 2013
Posts: 20
(x-4)*(x-1) = ((x*x) + x*(-1)) (+) ((-4)*x (+) (-4*(-1)) = x*x-x-4x+4 =
x² - 5x + 4; for example: x = 10 ---> 10² - 5*10 + 4 = 100 - 50 + 4 = 54;
I hope that was not too complicated
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