If and ,…

MATHEMATICS · Single correct · CBSE · Mathematics · Continuity and Differentiability · Continuity and Differentiability

Problem

If

y = \frac{1}{4}u^4

and

u = \frac{2}{3}x^3 + 5

, then

\frac{dy}{dx} =

(a)

\frac{1}{27}x^2(2x^3+15)^3

(b)

\frac{2}{27}x(2x^3+5)^3

(c)

\frac{2}{27}x^2(2x^3+15)^3

(d) None of these

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