$\frac{d}{d x}(\tan a x)=$ (a) $a \tan a x$ (b) $a \sec ^{2} a x$ (c) $a \sec x$ (d) $a \cot a x$ - Noon Academy

$\frac{d}{d x}(\tan a x)=$ (a) $a \tan a x$ (b) $a \sec ^{2} a x$ (c) $a \sec x$ (d) $a \cot a x$

Maths | Previous Year Question Papers

$\frac{d}{d x}(\tan a x)=$ (a) $a \tan a x$ (b) $a \sec ^{2} a x$ (c) $a \sec x$ (d) $a \cot a x$

Sol:
Correct option is (B) $a \sec ^{2} a x$

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