Combine using the product rule for radicals.

Multiply by .

Factor out of .

Rewrite as .

Pull terms out from under the radical.

The result can be shown in multiple forms.

Exact Form:

Decimal Form:

Simplify square root of 3* square root of 21

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# Simplify square root of 3* square root of 21

Combine using the product rule for radicals.

Multiply by .

Factor out of .

Rewrite as .

Pull terms out from under the radical.

The result can be shown in multiple forms.

Exact Form:

Decimal Form:

Simplify square root of 3* square root of 21