WOLFRAM|DEMONSTRATIONS PROJECT

Nomogram for the Geometric Mean

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Find z if z =
x y
, where x = 2.7 and y = 7.4.
The
The Demonstration illustrates a nomogram to calculate the geometric mean using the identity
log
xy
=(log(x)+log(y))/2
. To get
xy
, drag the red points for
x
and
y
.