If and , then…

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

Problem

If y=at2+2bt+cy=at^2+2bt+c and t=ax2+2bx+ct=ax^2+2bx+c, then d3ydx3\frac{d^3y}{dx^3} equals (1) 24a2(at+b)24a^2(at+b) (2) 24a(ax+b)224a(ax+b)^2 (3) 24a(at+b)224a(at+b)^2 (4) 24a2(ax+b)24a^2(ax+b)

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