Algebra Examples

$\sqrt{7} \sqrt{28}$

Step 1

Combine using the product rule for radicals.

$\sqrt{7 \cdot 28}$

Step 2

Write the expression using exponents.

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Step 2.1

Multiply $7$ by $28$ .

$\sqrt{196}$

Step 2.2

Rewrite $196$ as $14^{2}$ .

$\sqrt{14^{2}}$

Step 2.3

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

$14$