Prerequisite: MAT111 or placement. Study of functions, graphing (with technology), and geometry of Cartesian and polar coordinate plane. Emphasis on function concept as modeling, including polynomial, rational, algebraic, exponential, logarithmic and trigonometric functions. Geometric representations and manipulations as showing richness of marriage of geometric to algebraic. Students who have received academic credit for MAT171 cannot enroll in MAT121 for academic credit. (Does not count toward major or minor requirements).