Question

Is this correct?

Answer 1

yes :)

Answer 2

yes it is :) like i said xD

Answer 3

Instead of asking us, try plugging in your answer to the formula and seeing if you get a true statement.

Alternatively, you can go to http://www.wolframalpha.com/input/?i=x%5E2%2B3x%2B1%3D0 and see for yourself.

Saves everybody time. =)

Answer 4

Thanks for the link, @Kainui :)

Answer 5

wolfram alpha is the best!!!! also you can use mathway.com

Answer 6

sure!