Online College Courses for Credit

E13 Sum and Difference Formula Intro due 4/10

E13 Sum and Difference Formula Intro due 4/10

Author: Robyn Dobbs

Students will be able to use the sum and difference formulas to solve for sine and cosine in simplified radical form.

See More

Try Our College Algebra Course. For FREE.

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.*

Begin Free Trial
No credit card required

29 Sophia partners guarantee credit transfer.

312 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.


Sum and Difference Intro