Let f(x)=`sin((pi)/x)` and `D={x:f(x)gt0)`, then D contains

Let f (x)=cos(pi/x) and D_+={x: f (x)>0} . Then D_+ contains (a) (2/5,1/2) (b) (1/2,2/3) (c) (2/3,-1/2) (d) (-pi,-1/2)

Let f(x)=sin((pi)/(x)) then find x if f(x)>0

Let f(x)=sin x and cg(x)={max{f(t),0 pi Then ,g(x) is

Let f(x)=sin x,g(x)={{max f(t),0 pi Then number of point in (0,oo) where f(x) is not differentiable is

Let f(x)=sin x,x =0 then

Let f'(sinx)lt0andf''(sinx)gt0,AAx in (0,(pi)/(2)) and g(x)=f(sinx)+f(cosx), then find the interval in which g(x) is increasing and decreasing.

Let f(x)=sin((pi)/6sin((pi)/2 sin x)) for all x epsilonR and g(x)=(pi)/2sinx for all x epsilonR . Let (fog) (x) denote f(g(x)) and (g o f) denote g(f(x)). Then which the following is (are) true?