Continuity and Differentiability

JEE Advanced · Mathematics · 31 past questions

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1. Q19 2016 Paper 2

   Let $a,b\in\mathbb{R}$ and $f:\mathbb{R}\to\mathbb{R}$ be defined by $f(x)=a\cos(|x^3-x|)+b|x|\sin(|x^3+x|)$.…

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