81 verify rolls theorem (a) f(x) = p2 + .r - 6 in (-3, 2] (b) f(x) = (x - 1) (x - 2)2 in [1, 2] (c) f(x) = (x2 - 1) (x - 2) in (-1, 2] 81 verify rolls theorem (a) f(x) = p2 + .r - 6 in (-3, 2] (b) f(x) = (x - 1) (x - 2)2 in [1, 2] (c) f(x) = (x2 - 1) (x - 2) in (-1, 2]