(Compound interest) To what amount will the following investments accumulate? a. $5,200 invested for 9 years at 10 percent compounded annually. b. $7,900 invested for 7 years at 7 percent compounded annually c. $790 invested for 12 years at 12 percent compounded annually. d. $23,000 invested for 5 years at 4 percent compounded annually. a. To what amount will $5,200 invested for 9 years at 10 percent compounded annually accumulate? SIN (Round to the nearest cent.) nter your answer in the answer box and then click Check Answer. parts remaining