Question 6 states to solve x^2+4x-6>0, when it states solve and it is a quadratic function do you always have to graph it and find the zero as shown in the answer section? or is there something else that making you graph it?

To see this working, head to your live site.

5 Comments

Share Your ThoughtsSign up to leave a comment.

You make math so simple, and understandable, thanks this also helped a lot!

Good question. I'll answer soon...putting kids to bed now!