Differentiation · Mathematics · VITEEE
MCQ (Single Correct Answer)
1
If $(\cos x)^y=(\sin y)^x$, then $\frac{d y}{d x}$ equals
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2
If the curves $\frac{x^2}{a}+\frac{y^2}{4}=1$ and $y^3=16 x$ intersect at right angles, then ' $a$ ' equals to
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3
If $$y=1+\frac{x}{1 !}+\frac{x^2}{2 !}+\frac{x^3}{3 !} \ldots$$, then $$\frac{d y}{d x}$$ is equal to
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4
The value of $$\frac{d}{d x}\left(x^n \log _a x e^x\right)$$ is
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