Linear Sentences in One Variable
Radicals and Complex Numbers
Radical expressions are called
like radical expressions if the indexes are the same and the radicands are identical.
and
are like radical expressions, since the indexes are the same and the radicands are identical, but
and
are not like radical expressions, since their radicands are not identical. Radical expressions can be added or subtracted only if they are
like radical expressions.
Example 1: Simplify each of the following.
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