HP 39gs Master Manual page 111

Graphing calculator
Hide thumbs Also See for 39gs:
Table of Contents

Advertisement

Now press
and you will see the calculator find the nearest
solution to your guess. Finish by pressing
is valid. See page 106 for more information regarding this.
Obviously the next step is to change back to the
cursor near to the second intersection and
If we now change the active variable then there is an immediate change
in the
view to reflect this.
PLOT
Change back to the
NUM
values, this time leaving the highlight on
Since the active variable is now
that A B
= ⋅5* B becomes 0 4
+
2
*
C
are linear and this is shown in the
is now
. This would have only one solution and there would be no
C
need to supply any particular starting value.
If we duplicate this process for
= ⋅5* B becomes A 1 0 5
+
2
A B
*
C
although not the same linear equations as before, and this is shown in
the
view. Notice that the axis label is now
PLOT
to verify that the solution
PLOT
view and restore the variables to the original
.
C
, substitution of all other values means
C
⋅ . In this case both sides
⋅ + C = 0 5
view. Notice that the axis label
PLOT
then substitution of values means that
A
− = ⋅ . Both sides are still linear,
A
view, move the
for that one too.
.
111

Hide quick links:

Advertisement

Table of Contents
loading

This manual is also suitable for:

40gs

Table of Contents