" Write the range of the function "f(x)=cos[x]" ,where "-(pi)/(2)

Writhe the range of the function f(x)=cos[x],\ w h e r e-\ pi/2

Write the range of the function f(x)=-x^2, x in R

The range of the function cos(pi[x]) is

Write the range of the function f(x)=x^2+1 , x in R

Write the domain and range of the function f(x)=[x]

If - pi/2 lt x lt pi/2 , then the range of the function f(x)=cos [x] is

The range of the function f(x) = cos[x] where -pi/2 lt x lt pi/2 is

I : The range of the function f(x)=cos[x]" for "-pi//2 lt x lt pi//2 is {1, cos 1, cos 2} . II. Every periodic function is one one.

The range of the function f(x)=2|sin x|-3|cos x| is

The range of the function f(x)=cos[x],-(pi)/(4)