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Solve app 261
NOTE
By dragging a finger horizontally or vertically across the screen,
you can quickly see parts of the plot that are initially outside the
x and y ranges you set.
Several equations
You can define up to ten equations and expressions in Symbolic
view and select those you want to solve together as a system. For
example, suppose you want to solve the system of equations
consisting of:
• X
2
+ Y
2
= 16 and
• X – Y = –1
Open the
Solve app
1. Open the Solve app.
I
Select Solve
2. If you have no need for any equations or expressions already
defined, press
SJ (Clear). Tap
to confirm your
intention to clear the app.
Define the
equations
3. Define the equations.
A
X
j+A
Y
j
S.
16
E
A
X
wA
Y
S.
Q
1
E
Make sure that both
equations are selected, as
we are looking for values of X and Y that satisfy both
equations.
Enter a seed
value
4. Display Numeric view.
M
Unlike the example above,
in this example we have no
values for any variable. You
can either enter a seed
value for one of the