What is equivalent to the square root of negative 216?

Answer 1

The square root of negative 216 can be expressed using imaginary numbers. Specifically, it can be written as (\sqrt{-216} = \sqrt{216} \cdot i), where (i) is the imaginary unit. The square root of 216 simplifies to (6\sqrt{6}), so the final expression is (6\sqrt{6}i).