HP -225 Owner's Manual page 198

Scientific calculator
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Memory
amount of, 145
clearing, 28, 146
free, 27
usage, 145
MEMORY CLERR, 145, 146, 174
MEMORY FULL, 27, 145, 174
Menu pointers, 17
Menus
canceling, 15, 20
using, 16-20
Messages
clearing, 15
description, 28
list of, 173-175
Minimum of function, 164-165
B (voDES], 18, 25, 45
Mortgage calculations, 134-137
Motion, equations of, 88, 94-96
Motion of a projectile, 126-129
{n}, 62
n function
in equations, 82
in keyboard calculations, 68
n-value, in statistics, 60, 61
{nt}, 51
Negative numbers, 14
Negative numbers, binary represen-
tation, 56
Nominal interest rate, 132-134
Non-ideal gas, 123-124
NO ROOT FND, 90, 174
NO STAT DATA, 174
NO VARS USED, 174
Number base mode. See Base mode
Number format, 22-25
Number of statistical entries, 62
190
Index
Numbers
clearing, 15
internal representation, 22
range of, 27
representation of in non-decimal
bases, 56
o
{0C}, 54
OCT annunciator, 54
Octal base, 54-55
Octal numbers, range of, 57
OFF, 12
ON, 12
One-number functions, 21, 41
Operator priority
in equations, 78
in keyboard calculations, 14, 33
Operators
introduction to, 13
order of, 14
typing in equations, 73
Order of operators, 14, 33
OVERFLOM
definition, 27
in non-decimal arithmetic, 58
in statistics, 60
message, 175
Parentheses, 34-35
B(PARTS], 18
PARTS menu, 52
Payments, calculating, 109-112
Pendulum, simple, 29-31
Percent, 43
Percent change
equation for, 171
in equations, 81
in keyboard calculations, 44

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