3) Use our Integral tables to find each integral: 8 a) f are\" dx b) I x2+3x+15 9) Set up the integ-aI or formula necessary to solve the problem, then use Desmos or a calculator to evaluate. a) T.Perez the owner of a hardware store wants to sell his business for an amount that will establish a fund from which he will withdraw $15,000 a year for the next ten years. If the going interest rate is 51%, how much should he ask for his business to establish this fund? b) On January 1, 1992 Marcus deposited $3000 into an Individual Retirement Account (IRA) paying interest at the rate of 5.5% compounded continuously. Assuming that he deposits $3000 annually into the account, how much did he have in his IRA at the beginning of 2003