" Range of the function "f(x)=(cos^(-1)|1-x^(2)|)," is "

Range of the function f(x)=(cos^(-1)abs(1-x^(2))) is

Range of the function f(x)=(cos^(-1)abs(1-x^(2))) is

Range of the function f(x)=(cos^(-1)abs(1-x^(2))) is a. [0,pi/2] " " b. [0,pi/3] c. (o,pi) " " d. (pi/2,pi)

The range of the function f(x)=(x^(2)-1)/(x^(2)+4) is

Range of the function f(x)=cos^(-1)((1+x^(2))/(2x))+sqrt(5-x^(2)) is

Range of the function f(x)=(x)/(1+x^(2)) is

Range of the function f(x)= x cos( 1/x), xgt1

Range of the function f(x)= x cos( 1/x), xgt1