Basic Math Examples

$\sqrt{45} \cdot \sqrt{80}$

Step 1

Combine using the product rule for radicals.

$\sqrt{45 \cdot 80}$

Step 2

Write the expression using exponents.

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Step 2.1

Multiply $45$ by $80$ .

$\sqrt{3600}$

Step 2.2

Rewrite $3600$ as $60^{2}$ .

$\sqrt{60^{2}}$

Step 2.3

Pull terms out from under the radical, assuming positive real numbers.

$60$