The function f (x) = 1+ `|sin x| ` is

The function f(x) = (1-sin x + cos x)/(1+sin x + cosx) is not defined at x = pi . The value of f(pi) , so that f(x) is continuous at x = pi is

The function f(x) = (1-sin x + cos x)/(1+sin x + cosx) is not defined at x = pi . The value of f(pi) , so that f(x) is continuous at x = pi is

The function f(x)=1/2{|sin x|/cos x +sin x/|cos x|} is periodic with period

The function f(x) = tan^(-1) (sin x + cos x), x gt 0 is always an increasing function on the interval

The range of the function f(x) = (1)/(2-sin 3x) is

Domain of the function f (x) = sin^-1 x is equal to :