If f(x)=x+7 and g(x)=x-7, x{R}, then find ...

CBSE Class 12 Math 2019 Delhi Set 2 Solved Paper

Question : 1 of 9

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f(x)=x+7

and

g(x)=x-7, x\in\mathbb{R}

, then find

\;\frac{d}{dx}(f \circ g)(x)

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