If you invest $17,000 today, how much will you have in each of the following instances? Use Appendix A as an approximate answer, but calculate your final answer using the formula and financial calculator methods. a. In 6 years at 7 percent? Note: Do not round intermediate calculations. Round your final answer to 2 decimal places. b. In 20 years at 9 percent? Note: Do not round intermediate calculations. Round your final answer to 2 decimal places. c. In 18 years at 12 percent? Note: Do not round intermediate calculations. Round your final answer to 2 decimal places