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Casio fx-CG50 User Manual

Casio fx-CG50
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5-26
Certain functions can be graphed easily using built-in function graphs.
You can draw graphs of the following built-in scientific functions.
Rectangular Coordinate Graph Polar Coordinate Graph
sin xcos xtan xsin
–1
x
cos
–1
xtan
–1
xsinh xcosh x
tanh xsinh
–1
xcosh
–1
xtanh
–1
x
'xx
2
log xlnx
10
x
e
x
x
–1
3
'x
sin
θ
cos
θ
tan
θ
sin
–1
θ
cos
–1
θ
tan
–1
θ
sinh
θ
cosh
θ
tanh
θ
sinh
–1
θ
cosh
–1
θ
tanh
–1
θ
'
θ
θ
2
log
θ
ln
θ
10
θ
e
θ
θ
–1
3
'
θ
- Input for x and
θ
variables is not required for a built-in function.
- When inputting a built-in function, other operators or values cannot be input.
Graphing a Parametric Function
Your calculator can graph a parametric function represented by (X, Y) = (f(T), g(T)).
Example To graph using the function parameters below
x = 7cosT − 2cos3.5T y = 7sinT − 2sin3.5T
Use the following V-Window settings.
Xmin = −20, Xmax = 20, Xscale = 5
Ymin = −12, Ymax = 12, Yscale = 5
T
θ
min = 0, T
θ
max = 4
π
, T
θ
ptch =
π
÷ 36
On the Setup screen, select “Param” for “Func Type”, and “Rad” for “Angle”.
1 m Run-Matrix
2 !m(SET UP)2(Line)ccc3(Param)ccc2(Rad)J
3 !3(V-WIN) -cawcawfwc
-bcwbcwfw
awe!5(
π
)w!5(
π
)/dgwJ
4 !4(SKETCH)1(Cls)w
5(GRAPH)3(Param)
5 hcv-ccd.fv,
hsv-csd.fvw
dx
(
x
)
d
dx
(
x
)
d
dx
2
(
x
)
d
2
dx
2
(
x
)
d
2
∫(
x
)
dx
∫(
x
)
dx

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Casio fx-CG50 Specifications

General IconGeneral
Display TypeColor LCD
ConnectivityUSB
GraphingYes
Dimensions188.5 x 89 x 18.6 mm
Weight230 g
CASNo
Storage16 MB Flash ROM
3D GraphingYes
SpreadsheetYes
Equation SolverYes
Statistical FunctionsYes
Financial FunctionsYes
Power Source4 x AAA batteries
Programming LanguagesBASIC
Memory16 MB

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