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 20 of Sophia’s online courses. More than 2,000 colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.
Finding a Difference of Two Squares in Disguise
In this lesson, I'll show you how to take scary looking binomials like 9x^4-81x^8, and rewrite them as the difference of two squares, e.g. a^2 - b^2 -- simple and elegant.