Problems 12-17
See the discussion between Examples 1 and 2 paying addition to the factored form of the number under the
square root symbol. What you are looking for are factors which are perfect squares. It is a good idea
to remember the first few perfect squares: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, and 169.
See Example 2.
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