Let f be defined by 4r + m, I2 (a) Find (in terms of m) lim f(x) Limit = (b) Find (in terms of m) lim f(x) 1 2 Limit = (c) Find all values of m such that lim f(x) = lim f(z) x 12 (Note: if there are more than one such value, list them separated by commas) Values of m =