y=9 x^{4}-7 x^{3}+8 x^{2}-\frac{8}{x}+\frac{10}{x^{3}} then \frac{d y}{d x} is

Correct Answer is : 36x3−21x2+16x+8x−2−30x−4

36 x^{3}-21 x^{2}+16 x+8 x^{-2}-30 x^{-4}

36 x^{3}-21 x^{2}+16 x+8 x^{-2}+30 x^{-4}

36 x^{3}+21 x^{2}+16 x+8 x^{-2}+30 x^{-4}

Differential Calculus

Question : 40 of 69

Marks: +1, -0

y=9 x^{4}-7 x^{3}+8 x^{2}-\;{8}/{x}+\;{10}/{x^{3}}

then

\;{d y}/{d x}

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