Find the n" term a, of the given infinite series for which n = 1, 2, 3,.. 1 + + + + ... 10 11 12 anTest the given geometric series for convergence or divergence. If it converges, find its sum. N 2 2 2+ + + + ... + + ... 3 9 27 Does the series converge? O No O YesEvaluate the given integral by using three terms of the appropriate series. 0.7 I sin xzdx 0 0.7 I sin xzdx m 0 (Round to four decimal places as needed.) Find at least three nonzero terms (including a, and at least two cosine terms and two sine terms if they are not all zero) of the Fourier series for the given function, and sketch at least three periods of the function. 9 -TSX