Chapter 3: General Purpose Functions Pi; Reciprocals - HP 46 Operating Manual

General Purpose Functions 3
The functions described in this chapter are useful in many of the
applications presented later in this guide.
Pi
m is one of the fixed constants provided in the HP-46. Merely press
SR @ whenever you need it in a calculation.
Problem: Find the circumference of a circle with a 3 foot radius.
Solution: C = 2ar = 273
3 «00 X
These numbers are automatically entered. X
18.85 ©
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Press:
2—@3
E
g.(l)i)
*
\
Reciprocals
The 1/;J key calculates the reciprocal of x.
Problem: Find the reciprocal of .0625.
Solution: (Change the format first to FIX 4 to prevent rounding on
the printout.)
00625 %
16,0000 °
Press: .0625 \'/;
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