JEE Advanced 2020 Concept Recapitulation Test 1 Paper 2

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Paragraph for Question Nos. 51 and 52
Suppose f,g and h be three real valued functions defined on R. Let
f(x)=2x+|x|,g(x)=
1
3
(2x|x|)
and h(x)=f(g(x))
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Question : 51
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