Select, Highlight the y2 column to highlight y2=3, Plotting and exploring functions 3-31 – HP 38g Graphing Calculator User Manual
Page 95
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Parametric
Example,
continued
{{ZOOM}}
Select
in
{{
ok
}}
as
T
XI
Y1
X2
1.1?5
2.2
-.3
I.REH'IIO
l.S
2.133333
-.2
1.R02113
ill:
iTIl'iil'l
-.1
0
.1
1.B763B2
l.BHPPSR
I.BIBSBS
1.3
.2
1.7B2013
1.99999999999
You can now see that Xl=2 when T=1.25, so the particles do
not collide at X=2.
Now search for Yl=3 and Y2=3. You can use
{{ZOOM}}
Out to
move more quickly through the columns, but
{{ZOOM}}
In
again to find Y1=Y2=3.
0 0 B
highlight the Y2
column
to highlight Y2=3
T
Y1
X2
Y2
1.B75
l.R
l.RES
1.R5
l.R?S
2
2.5
2.5
2.?
1:1
3
.3R01B05
.312B5BR
.2350?HB
.ISBRlBi
.07BS1R5
-22-11
2.342356
2.463065
2.474205
2.440752
^u33£il£i
3
Hililill
Since Y1 and Y2 intersect (when Y=3) at the same value for T,
the particles collide at T=2 seconds.
Plotting and Exploring Functions 3-31