2010016404

SubArea: 
Sine, Cosine, Tangent, and Cotangent
Level: 
C
Project ID: 
2010016404
Source Problem: 
1103082703
Accepted: 
0
Clonable: 
1
Easy: 
1
Function \( f \) is given completely by the next graph. Identify which of the following statements is true.
\( f(x)=|-\cos x|,\ x\in [ -2\pi,2\pi ]\)
\( f(x)=-|\cos x|,\ x\in [ -2\pi,2\pi ]\)
\( f(x)=|\sin x|,\ x\in [ -2\pi,2\pi ]\)
\( f(x)=-|\sin x|,\ x\in [ -2\pi,2\pi ]\)