Posted by firstname.lastname@example.org (188.8.131.52) on September 24, 2003 at 02:26:07:
In Reply to: plz help posted by on September 23, 2003 at 23:53:27:
The radicand is whatever appears underneath the radical sign.
In this case, it is y^ - 8.
The index tells us what kind of root it is.
A square root has an index of 2.
A cube root has an index of 3.
A fourth root has an index of 4, and so on.
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