An investment provides you with $$1,000$ after six years and $$2,000$ after nine years. What is the present value of these cash flows if you require a $4\%$ rate of return $($discount the cash flows at that rate$)?$Please show how to calculate this through a BA II Plus Business Analyst calculator for example n $=,$ i$/$y$=....$ My finance class only teaches how to solve these problems with the calculator.