Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to many different colleges and universities.*
310
Institutions have accepted or given pre-approval for credit transfer.
* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 27 of Sophia’s online courses. Many different colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.
Tutorial
Quadratic Equations With Only One Real Solution
In this lesson, I'll show you how you can see from its graph whether a quadratic equation only has one solution (root)!
Free Professional Development
