When a number is multiplied by itself, we say
that the number is-
When a
number is multiplied by itself three times we say
that the number is
Often we need to know what number was
squared in order to produce some value a. If
such a number can be found, we call that
number a
of a. If we need to
know what number was cubed, we call that
number the
The square root of a.
does not exist in the realm of real numbers, but
the cube root does.