Texas Instruments TI-83 PLUS User Manual

Page 598

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background image

TI-83 Plus

Activities

595

The graph shows that for the 240th payment (

X=240

), 441.97 of the

800 payment is interest (

Y=441.97

).

9. Press

y

5

Œ

Í

9

to paste

9:bal(

to the home screen.

Check the figures from the graph.

At which monthly payment will the principal allocation surpass the
interest allocation?

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