simplifying radical expressions answer key
for cube roots), etc. In \(\sqrt{72}\), note \(36 = 6^2\) is a perfect square within the factorization. Step 3: Extract Factors and Simplify For square roots: \[ \sqrt{72} = \sqrt{36 \times 2} = \sqrt{36} \times \sqrt{2} = 6 \sqrt{2} \] For cube roots: \