Problem 13.9. Calculate the first four Taylor polynomials of tan(x) around x = ", by using the definition, i.e., Calculate Tn,tan(x), " (x), for n = 1, 2, 3, 4. Problem 13.10. Calculate the first two Taylor polynomials of In(1 + x2) around * = 0, by using the definition, i.e., Calculate Th,In(1+x2),0(x), for n = 1, 2