Simplify square root of 7* square root of 3

$\sqrt{7} \cdot \sqrt{3}$

Step 1

Combine using the product rule for radicals.

$\sqrt{7 \cdot 3}$

Step 2

Multiply $7$ by $3$ .

$\sqrt{21}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\sqrt{21}$

Decimal Form:

$4.58257569 \dots$