HP 10bII+ - Page 42

Getting Started34
The random function]6, and Pi \; are special operators. They insert values
for Pi, or a random number in the range 0 < x <1, into calculations.
Table 2-14 One-number functions
Keys Description
§
Divide a number by 100.
\}
Rounds x to the number specified by the display format.
\b
Calculates 1/x.
\B
Calculates the square root of x.
\2
Calculates the square of x.
\K
Calculates natural exponent to the power of x.
\H
Calculates natural log.
\E
Calculates factorial of n (where -253 < n < 253). The Gamma function is
used to calculate n! for non-integers or negative numbers.
]
c, R, or C
Calculates sine, cosine, or tangent.
]o
c, R, or C
Calculates inverse sine, cosine, or tangent.
]r
c, R, or C
Calculates hyperbolic sine, cosine, or tangent.
]ro
c, R, or C
Calculates inverse hyperbolic sine, cosine, or tangent.
]F
Calculates a cumulative normal probability given a Z-value.
]oF
Calculates a Z-value given a cumulative normal probability.