OpenStax, Contemporary Mathematics §3.5 Irrational Numbers · Example 1 · Algebra · Expressions

Irrational Numbers · Example 1

Determine which of the following are perfect squares.

(a) 45
(b) 81
(c) $\frac{9}{28}$
(d) $\frac{144}{400}$

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OpenStax, Contemporary Mathematics · §3.5 Irrational Numbers · Example 1

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