Q.The function $f(x) = \begin{cases} \dfrac{\sin 2x}{x} & x \ne 0 \ 2 & x = 0 \end{cases}$ is differentiable at $x=0$

True

False

Only from right

Only from left

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Q.The function f(x)={sin⁡2xxx≠0 2x=0f(x) = \begin{cases} \dfrac{\sin 2x}{x} & x \ne 0 \ 2 & x = 0 \end{cases}f(x)={xsin2x​​x=0 2​x=0​ is differentiable at x=0x=0x=0