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E-51
A
Factorial (!)
Syntax: {
n
}! ({
n
} must be a natural number or 0.)
Example: (5 + 3)!
b
(5+3)
z
– {MATH}
5
(X!)
E
A
Absolute Value (Abs)
Syntax: Abs({
n
})
Example: Abs (2 – 7) = 5
B
z
– {MATH}
c
1
(Abs)
2-7
E
b
z
– {MATH}
c
1
(Abs)
2-7)
E
A
Permutation (
n
P
r
)/Combination (
n
C
r
)
Syntax: {
n
}P{
m
}, {
n
}C{
m
}
Example: How many four-person permutations and combinations are possible for a group
of 10 people?
b
10
z
– {MATH}
7
(
n
P
r
)
4
E
10
z
– {MATH}
8
(
n
C
r
)
4
E
A
Rounding Function (Rnd)
Yo u can use the rounding function (Rnd) to round the value, expression, or calculation result
specifi ed by the argument. Rounding is performed to the number of signifi cant digits in
accordance with the number of display digits setting.