Question 279695
(x^-4+6x^-8)/1-36x^-8
I keep coming up with 6x^8/x^12-36x^12
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(x^-4+6x^-8)/1-36x^-8
= {{{x^-4*(1 + 6x^-4)/((1-6x^-4)*(1+6x^-4))}}}
= {{{x^-4/(1 - 6x^-4)}}}
or = {{{1/(x^4*(1 - 6x^-4))}}}
= {{{1/(x^4 - 6)}}}