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NCERT Class XI Mathematics - Limits and Derivatives - Solutions

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Question : 55 of 72
Marks: +1, -0
(ax+b)n(ax + b)^n
Solution:  
Let f(x) = (ax+b)n(ax + b)^n ... (i)
Differentiating (i) with respect to x, we get
ddx\frac{d}{dx} [f (x)] = n(ax+b)n−1n(ax+b)^{n-1} (a)
= na(ax+b)n−1na(ax+b)^{n-1}
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