Type the 2 functions into the input bar. Simple interest will be input as... [b]7.5(1 + rx)[/b] where r is the interest rate as a decimal. Be sure to include the x. Compound interest will be... [b]7.5(1 + r/n)^(nx)[/b] Where r is the interest rate as a decimal and n is the number of compounding periods. Be sure to include the x. Include the parentheses. Use "shift 6" to get ^. To get a copy of your graph, go to Edit, Graphics View to Clipboard. Then you can paste it into your document.