Question

Which expression is equivalent to the square root of -108 - square root of -3

Answer 1

`5√(3)i`

Explanation:

`√(-108) -√(-3)`

`√(-1)√(108)-√(-1)√(3)`

`√(108)i-√(3) i`

`√(36 * 3)i-√(3)i`

`√(36) √(3) i-√(3) i`

`6√(3)i-√(3)i`

`=5√(3)i`

Answer 2

5i√3

Explanation:

You will have to use imaginary numbers i for negative square roots.