TI-83 Plus
Activities
594
6. Press
p
. Set these window variables.
Tmin=1
Xmin=0
Ymin=0
Tmax=360
Xmax=360
Ymax=1000
Tstep=12
Xscl=10
Yscl=100
Tip: To increase the graph speed, change
Tstep
to
24
.
7. Press
r
. After the graph is drawn, press
240
Í
to move the
trace cursor to
T=240
, which is equivalent to 20 years of payments.
The graph shows that for the 240th payment (
X=240
), 358.03 of the
800 payment is applied to principal (
Y=358.03
).
Note: The sum of the payments (
Y
3T
=Y
1T
+Y
2T
) is always 800.
8. Press
†
to move the cursor onto the function for interest defined by
X
2T
and
Y
2T
. Enter
240
.
Содержание 83PL/CLM/1L1/V - 83 Plus Calc
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Страница 293: ...TI 83 Plus Lists 290 Using Lists in Graphing You can use lists to graph a family of curves Chapter 3...
Страница 407: ...TI 83 Plus Inferential Statistics and Distributions 404 Input Calculated results Drawn results...
Страница 412: ...TI 83 Plus Inferential Statistics and Distributions 409 Data Stats Input Calculated results...
Страница 446: ...TI 83 Plus Applications 443 3 Press to place the cursor on the prompt 4 Press to solve for the annual interest rate...
Страница 454: ...TI 83 Plus Applications 451 tvm_FV tvm_FV computes the future value tvm_FV PV PMT P Y C Y...