[f(x)=cos x,0<=(pi)/(2)," then the real number 'c" "],[" of the mean value theorem is "]

If f(x)=cos x-int_(0)^(x)(x-t)f(t)dt, then f'(x)+f(x) equals

If F(x)=[[cos x,-sin x,0sin x,cos x,00,0,1]], then which of

If f(x)=[[cos x,-sin x,0],[sin x,cos x,0],[0,0,1]] , show that f(x).f(y)=f(x+y)

find the value for x F(x)=|[cos x,-sin x,0],[sin x,cos x,0],[0,0,1]|

Examine if Rolle's theorem is applicable to the following functions : f(x) = cos x on [0,pi]

Disuss the applicability of Lagrange's Mean Value Theorem to f(x) = cos x in [0,pi/2]

Is the function f(x) = cos x strictly increasing in (0, pi) ?

If f'(x)=k(cos x-sinx) , f'(0)=3 , f((pi)/(2))=15 , find f(x)

If f(x)=cos x-int_(0)^(x)(x-t)f(t)dt, thenf '(x)+f(x) is equal to (a)-cos x(b)-sin x(c)int_(0)^(x)(x-t)f(t)dt (d) 0