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Chapter 5: Equation Solvers
3.
After inputting the last coefficient,
press e to solve the 2-VLE.
• After solving, press e or j to
return to the coefficient entering display.
You can use @ h to solve the 2-
VLE, regardless of the cursor position.
Example 2
x+y-z = 9
6x+6y-z = 17
14x-7y+2z = 42
Press b 3 1 to select 3-
1.
VLE of the EQN mode.
2.
Enter the value of each coefficient
(a1, etc.)
1 e 1 e S 1 e 9 e
6 e 6 e S 1 e 17 e
14 e S 7 e 2 e 42
• Coefficients can be entered using ordinary arithmetic operations.
• To clear the entered coefficients, press j.
• Press d or u to move line by line. Press @ d or @
u to jump to the last or top line.
After inputting the last coefficient, press e to solve the 3-VLE.
3.
• Press d to display the det(D).
• After solving, press e or j to
return to the coefficient entering display.
You can use @ h to solve the 3-
VLE, regardless of the cursor position.
70
x = ?
Ò
y = ?
z = ?
det(D) = ?
x=
y=
D=
a⁄z
b⁄
c⁄
x= 3.238095238
y=–1.638095238
=
–7.4
Z
D=
105.
–1.
2.
–3.
0.
0.
0.
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