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 26 of Sophia’s online courses. Many different colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.
What i Means, Where the Number i Came From, What Complex Numbers Are, and How to Add, Subtract, and Multiply Them
What's the square root of -25? Here's an intro to the concept of i, an imaginary number, how i relates to "complex" numbers, and how to handle these complex numbers in ordinary mathematical life!