Question

Solve the equation `x^2+12=0`?

Answer 1

`- 2sqrt(3)i` and `x= 2sqrt(3)i`

Explanation:

We have:

`x^2 = -12`

Taking square roots we have:

`x = +- sqrt(-12)`
`\ \ = +- sqrt(3*4)i`
`\ \ = +- 2sqrt(3)i`