Verified Certificate

Supported by the following organizations

This is to certify that Ruoyi Liang successfully completed and received a passing grade in Cal_APccx: AP® Calculus: Challenging Concepts from Calculus AB & Calculus BC a course of study offered by DavidsonNext, an online learning initiative of Davidson Next.

Noted by

Dr. Stephen Davis

Dr. Stephen Davis

Course Editor Davidson College

About edX

edX offers interactive online classes and MOOCs from the world’s best universities, including MIT, Harvard, Berkeley, University of Texas, and many others. edX is a mission driven initiative created by founding partners Harvard and MIT.

About edX Verified Certificates

An edX Verified Certificate signifies that the learner has agreed to abide by the edX honor code and completed all of the required tasks of this course under its guidelines, as well as having their photo ID checked to verify their identity.