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how do you multiply (x-1) with abs(x)

 Sep 7, 2017
 #1
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how do you multiply (x-1) with abs(x)

 

  \(If\;\; x >0  \text{ then the product is }  x(x-1) = x^2-x\)

 

 \(If\;\; x <0 \text{ then the product is }  -x(x-1) = -x^2+x = -(x^2-x)\)

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 Sep 7, 2017

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