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Matrices 473
2. Create the vector of
the three constants in
the linear system.
5
E7E1
E
3. Return to the Matrix
Catalog.
St
The size of M1
should be showing
as 3.
4. Select and clear M2,
and re-open the
Matrix Editor:
[Press
\ or = to
select M2]
C
E
5. Enter the equation
coefficients.
2
E
3
E
[Tap in cell R1, C3.]
4
E
1
E
1
E
Q
1
E
4
EQ
1
E
2
E