# Product of Roots = Root of Product?

Algebra Level 2

Which of the following is false?

A. $$\sqrt{9}\times\sqrt{4} = \sqrt{36}$$

B. $$\sqrt{9}\times\sqrt{-4} = \sqrt{-36}$$

C. $$\sqrt{-9}\times\sqrt{-4} = \sqrt{36}$$

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