`f(x)=4tanx-tan^2x+tan^3x ,x!=npi+pi/2,` (a)is monotonically increasing (b)is monotonically decreasing (c)has a point of maxima (d)has a point of minima

F(x) = 4 tan x-tan^(2)x+tan^(3)x,xnenpi+(pi)/(2)

If f(x)= kx-sin x is monotonically increasing then

the function (|x-1|)/(x^(2)) is monotonically decreasing at the point

Let f(x) =x - tan^(-1)x. Prove that f(x) is monotonically increasing for x in R

f(x)=x+(1)/(x),x!=0 is monotonic increasing when

Let f(x)=|x^(2)-3x-4|,-1<=x<=4 Then f(x) is monotonically increasing in [-1,(3)/(2)]f(x) monotonically decreasing in ((3)/(2),4) the maximum value of f(x) is (25)/(4) the minimum value of f(x) is 0

The function f(x)=cos x -2 px is monotonically decreasing for

In the interval (1,2), function f(x)=2|x-1|+3|x-2| is (a) monotonically increasing (b) monotonstant decreasing (c) not monotonic (d) constant