Casio fx-CP400 User Manual page 21

The keys in the following table are found on different key sets and are used to input functions and commands
for performing particular calculations and operations.
Key set
Math1, Math2,
Math3, Trig
Math1, Math2,
Trig
Math1, Math2
Math1, Math2
Math1, Math3
Math1, Math3
Math1, Math3
Math1, Trig
Math1
Math1
Math1
Math1
Math1
Math2, Math3,
Trig
Math2, Trig
Math2, Trig
Math2
Math2
Math3
Math3
Math3
Math3
Math3
Math3
Key Description
"Template Input and Line Input" (page 22), "Other Functions"
N5
(page 48)
p
Inputs pi (π).
Inputs the substitution symbol (⇒). "Creating a New Variable"
W
(page 31)
m
"Logarithmic Functions and Exponential Functions" (page 47)
sct
"Trigonometric and Inverse Trigonometric Functions" (page 47)
QI
"Logarithmic Functions and Exponential Functions" (page 47)
4
Inputs the absolute value symbol (| |) or function (abs().
.
"solve [Action][Equation/Inequality][solve]" (page 79)
(
Inputs parentheses (( )).
)
Inputs brackets ({ }). "2-4 List Calculations" (page 55)
*R
"Angle Conversion (°,
V"%
"Logarithmic Functions and Exponential Functions" (page 47)
wE
"Other Functions" (page 48)
/
"dms [Action][Transformation][DMS][dms]" (page 62)
a
"toDMS [Action][Transformation][DMS][toDMS]" (page 62)
#
"solve [Action][Equation/Inequality][solve]" (page 79)
i
Inputs the imaginary unit ( ).
e
Inputs the infinity symbol (∞).
Inputs the θ variable.
8
[
Inputs the single-character variable (page 23) .
`*7
"Using the Calculation Submenu" (page 65)
]_)
678
"2-5 Matrix and Vector Calculations" (page 56)
"To create a user-defined function using the Define command"
d
(page 196)
fg
Inputs the "f" of f( ), or the "g" of g( ).
'
"Derivative Symbol (')" (page 52)
+
"dSolve [Action][Equation/Inequality][dSolve]" (page 80)
1
"piecewise Function" (page 52)
U
"with Operator ( | )" (page 53)
r
)" (page 46)
Chapter 1: Basics 21