Casio FX-9750G Manuale - Pagina 6

Sfoglia online o scarica il pdf Manuale per Calcolatrice Casio FX-9750G. Casio FX-9750G 9. 3. solve, differential/quadratic differential, integration, maximum/minimum value, and calculations
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Casio FX-9750G Manuale

7-3 Quadratic and Cubic Equations

This calculator can also solve quadratic and cubic equations that match the following
formats (when
k k k k k Entering the Quadratic/Cubic Equation Mode
While in the Equation Mode, press 2 (POLY).
k k k k k Solving a Quadratic or Cubic Equation
Press 2 (3) to enter the Cubic Equation Mode.
Input each coefficient.
a
G G G G G
0):
2
ax
bx
• Quadratic:
+
ax
bx
• Cubic:
3
+
2(POLY)
1(2) ............. Quadratic equation
2(3) ............. Cubic equation
Example
To solve the following cubic equation:
3
x
x
– 2
2(3)
Cell for input of coefficients
bw-cw
-bwcw
c
+
= 0
cx
d
2
+
+
= 0
2
x
–
+ 2 = 0
Value being input into highlighted cell
1 2
3 4 5 6
1
2 3 4 5 6
120