HP -225 Owner's Manual page 202

v
Variables
catalog of, 28, 40
clearing, 28, 40
in equations, 78
introduction to, 20
memory requirements, 145
recalling, 27-38
storing, 37-38
typing, 73
using, 37-40
{VARS}, 40
VARS catalog, 28
Vectors
addition of, 113-115
angle between, 115
length of, 92-93
projection of, 116-117
{voL}, 53
Volume conversions, 53
Volume of a pipe, 70-71
W
Warranty, 151-153
Warranty on service, 153
Weighted mean
entering data, 61
equation for, 172
in equations, 83
in keyboard calculations, 68
X
{x}, 62
, 42
B, 42
{x2}, 62
x function
in keyboard calculations, 62
in equations (2x), 82
194 Index
{x},6 63
X function
in equations, 83
in keyboard calculations, 63
{%}, 63, 66
X function
in equations, 83
in keyboard calculations, 63, 66
B(xCooRD ] , 48-50
x-data, sum of, 62
{xw}, 63
xw function
in equations, 83
in keyboard calculations, 63
{xy},6 62
{x¥}, 63
Y
{r}, 62
{»}, 63
y function
in equations, 83
in keyboard calculations, 63
{#}, 63, 66
y function
in equations, 83
in keyboard calculations, 63, 66
{»2}, 62
y-data, sum of, 62, 82
y-intercept (b)
equation for, 172
in equations, 82
in keyboard calculations, 63
@(,CcoorD], 48-50
], 32