![\bf \cfrac{2}{x}+\cfrac{x}{x+1}+\cfrac{x^2}{x-1}\impliedby \begin{array}{llll} \textit{now, our LCD is}\\ x(x+1)(x-1) \end{array} \\\\\\ \cfrac{[2~(x+1)(x-1)]~+~[x~[x(x-1)]]~+~[x^2~[x(x+1)]]}{x(x+1)(x-1)} \\\\\\ \cfrac{[2x^2-2]~+~[x^3-x^2]~+~[x^4+x^3]}{x(x+1)(x-1)} \\\\\\ \cfrac{2x^2-2~+~x^3-x^2~+~x^4+x^3}{x(x+1)(x-1)} \implies \cfrac{x^4+2x^3-x^2-2}{x(x+1)(x-1)}](/tpl/images/0441/1842/9724f.png)
How do i solve this (step-by-step preferred) using common denominators?
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Mathematics, 03.01.2020 08:31 savagesquid4807
How do i solve this (step-by-step preferred) using common denominators?
Answers: 3
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