Question

How do you find the roots of `y=x^2+3x+6`?

Answer 1

This quadratic function has no real roots, but if you are looking for its complex roots, then by Quadratic Formula, we have

`x={-3 pm sqrt{3^2-4cdot1cdot6}}/{2cdot1}={-3 pm sqrt{-15}}/2={-3 pm sqrt{15}i}/2`

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I hope that this was helpful.