Texas Instruments TI-84 Plus Silver Edition

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Press 2
nd
TRACE and select intersect .
The cursor is on one of the functions (see the display at the top), so press ENTER .
The cursor has move to the other function (see the display at the top), so press ENTER .
The calculator is waiting for verification. Press ENTER .
The point of intersection is displayed at the bottom of the screen.
Example: Find the points of intersection if
3 2
2 3
( ) 5 9
3 4
f x x x x
= − − +
and
1
( ) 1
2
g x x
= −
.
Enter the two functions on the Y= menu and press GRAPH . Use a standard viewing window.