Advanced Math is a term used to describe higher level mathematics courses, such as Trigonometry and Calculus. The crossword solutions for the term Advanced Math are TRIG (4 letters) and Calc (4 letters). TRIG is short for Trigonometry, which is a branch of mathematics that studies triangles and the relationships between their sides and angles. Calc is short for Calculus, which is a branch of mathematics that deals with derivatives, integrals, and limits.