6–16 Entering and Evaluating Equations
File name 33s-E-Manual-1008-Publication(1st).doc Page : 386
Printed Date : 2003/10/8 Size : 13.7 x 21.2 cm
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
X ROOT
y
x
^
INT÷ IDIV
Rmdr RMDR
x
3
CB
3
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 (
φθ
sin
1
sin
1
+
)
b
a
h
θ
The following equation obeys the syntax rules for HP 33s equations: