Texas Instruments TI-83 Plus Manual Book page 28

7. Enter the coefficients for the variables and the constants in
the matrix:

1

.09



2.5
8. Select
equations. You see that the corporation borrowed $100,000
at 9%, $250,000 at 10%, and $150,000 at 12%.
TI-83 Plus Polynomial Root Finder / Simultaneous Equation Solver Application
M
1 1 500000
M
.1 .12 52000
M
1 - 0 0
(press
SOLVE
This matrix

shows the values

in Float mode.



) to solve the system of
Page 28