(1 point) How many years would it take your money to double: (a) At 10% interest compounded yearly. years. (b) At 10% interest compounded weekly. years and weeks. (c) At 10% interest compounded continuously. years.(1 point) Write the infinite series using sigma notation. 7 7+ + + + 25 125 625 The form of your answer will depend on your choice of the lower limit of summation. Enter infinity for co.(1 point) In each part, find a formula for the general term of the sequence, starting with n = 1. Enter the following information for a,, =. (a) 1, 1, 1, 1, .. . an (b) -1, 1, -1, 1,... d = -1^(n+1) (c) 24 124 624 " 25 ' 125 ' 625 . . . (5^n-1)/5^n (d) 1 4 9 0, an = (n-1)^2/pi^(1)DO {1 point} Write the general formula for following alternating series in the form 2 an. n=l an H