Sin 1 sin 1 – HP 33s User Manual
Page 108
6–16
Entering and Evaluating Equations
01.%(.2
01%(1.&22
Eleven of the equation functions have names that differ from their equivalent
operations:
Operation
Equation function
x
2
SQ
x
SQRT
e
x
EXP
10
x
ALOG
1/x INV
X
y
XROOT
y
x
^
INT÷ IDIV
Rmdr RMDR
x
3
CB
3
x
CBRT
Example:
Perimeter of a Trapezoid.
The following equation calculates the perimeter of a trapezoid. This is how the
equation might appear in a book:
Perimeter
= a + b + h (
φ
θ
sin
1
sin
1 +
)
b
a
h
φ
θ
The following equation obeys the syntax rules for HP 33s equations: