TI-83 Plus Activities 593
since the future value of a loan is 0 once it is paid in full. Enter PMT: END,
since payment is due at the end of a period.
3. Move the cursor onto the PV= prompt, and then press ƒ \.
The present value, or mortgage amount, of the house is displayed at
the PV= prompt.
Now compare the graph of the amount of interest with the graph of the
amount of principal for each payment.
4. Press z. Set Par and Simul.
5. Press o. Turn off all functions and stat plots. Enter these equations
and set the graph styles as shown.
Note: GPrn( and GInt( are located on the FINANCE menu (APPS 1:FINANCE).