Let f(x)=x-sinx and g(x)=x-tanx where x belongs to (0,pi/2). Then for these values of x :-
a)f(x)g(x)>0
b)f(x)g(x)<0
c)f(x)/g(x)>0
d)None of these
The answer given is B part. The concept involved is of increasing and decreasing functions. Please explain how to do it properly.

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