Brightstorm is like having a personal tutor for every subject
See what all the buzz is aboutCheck it out
The Quadratic Formula - Problem 7 259 views
If you're asked to solve a quadratic equation and the numbers are big, there's a good chance that there is a common factor that you can divide by in order to reduce the numbers. This isn't always the case, though- and you should get the same final answer eventually if you don't divide by the common factor, but usually smaller numbers leave less opportunity for error. Keep in mind, though, that you must divide EVERY term by this common factor to keep the equation "balanced."
Transcript Coming Soon!