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OpenStudy (anonymous):
let y=cosx/x^2.find the derivative of function
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OpenStudy (anonymous):
we can apply the quotient rule here
OpenStudy (diyadiya):
[ x^2 d/dx(cosx) - cosx d/dx (x^2) ]/x^4 [-x^2 sinx - 2x cosx ]/x^4
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