If 2(1 - cos x) lt x^(2), x ne 0 then nu...

If `2(1 - cos x) lt x^(2), x ne 0` then number of real roots of the equation `sin (tan x) - x = 0, x in (0, (pi)/(4))` is

A

0

B

1

C

2

D

3

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The correct Answer is:

A

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