1.1.5 Square Roots and Real Numbers (continued) Example 2 Finding Roots of Fractions To find the square root of a fraction, find the fraction such that its square is equal to that original fraction.
Example 3 Problem-Solving Application The number under the square root symbol, called the radicand, is not always a perfect square. In this case, the square root can be found by using a calculator, or it can be approximated by estimating.
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