Simplify the Radical Expression (7 square root of 21)/( square root of 7)

$\frac{7 \sqrt{21}}{\sqrt{7}}$

Step 1

Combine $\sqrt{21}$ and $\sqrt{7}$ into a single radical.

$7 \sqrt{\frac{21}{7}}$

Step 2

Divide $21$ by $7$ .

$7 \sqrt{3}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$7 \sqrt{3}$

Decimal Form:

$12.12435565 \dots$