AP EAPCET 07-Jul-2022 Shift 1 Paper

Section: Mathematics

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Question : 62 of 160

Marks: +1, -0

Which of the following is differentiable at x=0 ?

f(x)=cos|x|+|x|
f(x)=sin|x|+|x|
f(x)=cos|x|−|x|
f(x)=sin|x|−|x|

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