How do you multiply $5 \sqrt{5} \cdot 3 \sqrt{3}$ $5 sqrt5 * 3 sqrt3$ ?

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How do you multiply $5 \sqrt{5} \cdot 3 \sqrt{3}$ $5 sqrt5 * 3 sqrt3$ ?

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Answer 1 · 2015-09-21T05:44:06

$15 \sqrt{15}$ $15sqrt15$

Explanation:

You are allowed to multiply the radical numbers since they have the same index.
$5 \sqrt{5} \cdot 3 \sqrt{3}$ $5sqrt5*3sqrt3$
$= (5 \cdot 3) \sqrt{5 \cdot 3}$ $=(5*3)sqrt(5*3)$
$= 15 \sqrt{15}$ $=15sqrt15$

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How do you multiply $5 \sqrt{5} \cdot 3 \sqrt{3}$ $5 sqrt5 * 3 sqrt3$ ?

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