Supposef(x)={−1 if 3≤x<5,4 if 5≤x≤7.
(a) Evaluate the definite integral by interpreting it in terms
of signed area
Suppose f(x) = { 1 4 if 3 < 3 < 5, if 5 < x < 7. (a) Evaluate the definite integral by interpreting it in terms of signed area. [ f() dx = Suggestion: Draw a picture of the region whose signed area is