Casio fx-CG50 Getting Started

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If the quadratic equation has no real solutions, or a cubic has only 1 real solution, then the calculator will show the
result depending on how it is set up.
Type
Screen
Explanation
How to change
Quadratic
The graph lies entirely
above the x-axis.
To show complex roots, press d.
Enter SETUP by pressing Lp
and scroll to Complex Mode, then
choose the appropriate notation
(w or e).
Quadratic
The graph lies entirely
above the x-axis.
Complex roots are
shown.
To show real roots only, press
d. Enter SETUP by pressing
Lp. Scroll to Complex Mode,
then press q.
Cubic
The function has complex
roots.
To show real roots only, press
d. Enter SETUP by pressing
Lp. Scroll to Complex Mode,
then press q.
Cubic
The graph only crosses
the x-axis once.
To show complex roots, press d.
Enter SETUP by pressing Lp
and scroll to Complex Mode, then
choose the appropriate notation
(w or e).

Casio fx-CG50 Specifications

General

Display Type	Color LCD
Connectivity	USB
Graphing	Yes
Dimensions	188.5 x 89 x 18.6 mm
Weight	230 g
CAS	No
Storage	16 MB Flash ROM
3D Graphing	Yes
Spreadsheet	Yes
Equation Solver	Yes
Statistical Functions	Yes
Financial Functions	Yes
Power Source	4 x AAA batteries
Programming Languages	BASIC
Memory	16 MB