Question 363632
{{{(1/x^2-x^2)/(1/x-x)=(1-x^4)/(x-x^3)}}}
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{{{(1/x^2-x^2)/(1/x-x)=((1-x^2)(1+x^2))/(x(1-x^2))}}}
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{{{highlight((1/x^2-x^2)/(1/x-x)=(1+x^2)/x)}}}