- Click anywhere in the GeoGebra window (below) to make it active.
-
This worksheet allows you to play with the Change of Base Formula for Logarithms:
logb
x=log
a x
loga b
-
Use the sliders to change:
- the base of the starting logarithm, "original base" :
log
b
x=log
a x
loga
b
- the base that you want to change to, "new base" :
logb
x=log
a
x
log
a
b
- the input to the logarithm, "input to logarithm" :
logb
x
=log
a
x
loga
b
- You may DOUBLE-CLICK on the GeoGebra window below to bring up a fully-functioning GeoGebra window;
this is exactly what you'd get if you download GeoGebra yourself.
- REFRESH this page at any time to restore it to its initial configuration.
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