The function `f(x) =Cot^(-1)x+x` increasing in the interval

Function f(x)=x+ cot ^(-1) x increasing in the interval

The function f(x)=cot^(-1)x +x increases in the interval :

The function f(x)=cot^(-1)x+x increases in the interval (a)(1,oo)(b)(-1,oo)(c)(-oo,oo)(d)(0,oo)

The function f(x)=cot^(-1)x+x increases in the interval (a) (1,\ oo) (b) (-1,\ oo) (c) (-oo,\ oo) (d) (0,\ oo)

The function f(x)= tan^(-1)x +x increases in the interval

The function f(x)=cos^(-1)x+x increases in the interval

The function f(x)=x^(1//x) is increasing in the interval

The function f(x)=x^(1//x) is increasing in the interval

The function f(x)=x^(2)+2x-5 is increasing in the interval