Suppose f:[−2,2]→R is defined byf(x)={−1for−2≤x≤0x−1for0≤x≤2then the {x∈(−2,2):x≤0andf(|x|)=x}=
If f:[−2,2]→R is defined by f(x)={−1, for −2≤x≤0 thenx−1, for 0≤x≤2}