You may have earned academic college course credit by scoring well on Advanced Placement (AP) and/or International Baccalaureate (IB) examinations, or by receiving credit at a college or university ...

The College Board offers four Advanced Placement classes in math: AP Calculus AB, AP Calculus BC, AP Statistics and – the newest – AP Precalculus. Successful completion of an AP math class is ...

He is relentlessly encouraging. "I know this isn't easy the first time you see it, but it will get easier," he tells them one day. "You guys are getting really good at slope fields in just two days," ...