Help your PreCalculus and AP PreCalculus students grasp essential concepts and terminology with these colorful visual math posters. Use as a Word Wall or on a Bulletin Board, while brightening up your classroom at the same time! Included are 47 topics for PreCalculus with emphasis on visuals and not formulas:Interval NotationIncreasing FunctionDecreasing FunctionJump DiscontinuityRemovable DiscontinuityInfinite DiscontinuityAbsolute MaximumAbsolute MinimumEven FunctionOdd FunctionZeros of Funct