I recently needed to check some homework answers related to use of the quadratic formula. After realizing that it was getting tedious to do these by hand, I thought of using my calculator to solve ...

So a co-worker of mine who is not an engineer just IM'd me asking if I could check one of her daughter's homework questions. Solving 3x^2-3x-4=0 for x using the quadratic equation. I haven't done that ...