Simplify √5(√147−√12√15

Question 1 Report

Simplify $\frac{\sqrt{5} (\sqrt{147} - \sqrt{12}}{\sqrt{15}}$

\frac{1}{5}

\frac{1}{9}

Answer Details

$\frac{\sqrt{5} (\sqrt{147} - \sqrt{12}}{\sqrt{15}}$
$\frac{\sqrt{5} (\sqrt{49 \times 3} - \sqrt{4 \times 3}}{\sqrt{5 \times 3}}$
$\frac{\sqrt{5} (7 \sqrt{3} - 2 \sqrt{3}}{\sqrt{5} \times \sqrt{3}}$
$\frac{\sqrt{3} (7 - 2}{\sqrt{3}}$
= 5

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Surds (radicals)

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