Using The Math Menu - Casio FX-CG20 AU User Manual
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Also See for FX-CG20 AU:
- User manual (52 pages) ,
- Software user's manual (601 pages) ,
- Hardware user's manual (18 pages)
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Function/Symbol
Parentheses
Braces (Used during list input.)
Brackets (Used during matrix/vector
input.)
*
1
Mixed fraction is supported in the Math input/output mode only.
2
*
For information about function input from the MATH function menu, see "Using the MATH
Menu" described below.
3
*
Tolerance cannot be specified in the Math input/output mode. If you want to specify
tolerance, use the Linear input/output mode.
For Σ calculation in the Math input/output mode, the pitch is always 1. If you want to specify
*
4
a different pitch, use the Linear input/output mode.
5
*
This is the number of bytes for a 2 × 2 matrix.
u Using the MATH Menu
In the Run-Matrix mode, pressing 4(MATH) displays the MATH menu.
You can use this menu for natural input of matrices, derivatives, integrals, etc.
• {MAT/VCT} ... displays the MAT/VCT submenu, for natural input of matrices/vectors
• {2×2} ... inputs a 2 × 2 matrix
• {3×3} ... inputs a 3 × 3 matrix
×
m
n
• {
} ... inputs a matrix/vector with
• {2×1} ... inputs a 2 × 1 vector
• {3×1} ... inputs a 3 × 1 vector
• {1×2} ... inputs a 1 × 2 vector
• {1×3} ... inputs a 1 × 3 vector
• {log
b} ... starts natural input of logarithm log
a
• {Abs} ... starts natural input of absolute value |X|
x
• {d/d
} ... starts natural input of first derivative
2
2
x
• {d
/d
} ... starts natural input of second derivative
x
• {∫d
} ... starts natural input of integral
• {Σ(} ... starts natural input of Σ calculation
Key Operation
( and )
!*( { ) and !/( } )
!+( [ ) and !-( ] )
m
n
lines and
columns (up to 6 × 6)
b
a
d f
x
(
)
x
a
=
dx
2
d
f
x
(
)
2
dx
b
f
x
dx
(
)
a
β
Σ
f
x
(
)
α
x=α
1-14
x
a
=
Bytes
1
1
1
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