When digging into the earth, the temperature rises according to the function (f + g) (h). Given f(h) = 15h2 and g(h) = 0.02h + 1, where h is the depth. Write the function to find the temperature at a depth h.t(h) = 0.3h3 + 15h2t(h) = 15h2 - 0.02h - 1t(h) = 0.02h + 1 - 15h2t(h) = 15h2 + 0.02h + 1
