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TI-83 Plus Parametric Graphing 157
10.Press
s
. The plotting action
simultaneously shows the ball in flight and the
vertical and horizontal component vectors of the
motion.
Tip:
To simulate the ball flying through the air, set
graph style to
ì
(animate) for
X
1T
and
Y
1T
.
11.Press
r
to obtain numerical results and
answer the questions at the beginning of this
section.
Tracing begins at
Tmin
on the first parametric
equation (
X
1T
and
Y
1T
). As you press
~
to trace
the curve, the cursor follows the path of the ball
over time. The values for
X
(distance),
Y
(height), and
T
(time) are displayed at the
bottom of the screen.