Mathematics, 04.06.2020 15:00, wrms8379

Explain why for any number a, $\sqrt{a}^{2} =$ ║a║. Use this rule to simplify the expression $\sqrt \frac{x}{2} ^{2}$ . The double lines are absolute signs lol.

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Explain why for any number a, ║a║. Use this rule to simplify the expression . The double lines are absolute signs lol.

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Explain why for any number a, $\sqrt{a}^{2} =$ ║a║. Use this rule to simplify the expression $\sqrt \frac{x}{2} ^{2}$ . The double lines are absolute signs lol.