rewilso19 rewilso19

03-06-2018
Mathematics

contestada

multiply and simplify x-1/ x^2+2x+1 x x^2-1/ x+1

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sqdancefan sqdancefan

13-06-2018

[tex]\dfrac{x-1}{x^2+2x+1}\cdot\dfrac{x^2-1}{x+1}\\\\=\dfrac{(x-1)(x-1)(x+1)}{(x+1)^2(x+1)}\\\\=\dfrac{x^2-2x+1}{x^2+2x+1}[/tex]

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