SubArea: Sine, cosine, tangent and cotangentLevel: CProject ID: 2010016404Source Problem: 1103082703Accepted: 0Clonable: 1Easy: 1Function f is given completely by the next graph. Identify which of the following statements is true.f(x)=|−cosx|; x∈[−2π;2π]f(x)=−|cosx|; x∈[−2π;2π]f(x)=|sinx|; x∈[−2π;2π]f(x)=−|sinx|; x∈[−2π;2π]
