ACT IN ALGEBRA Designed for a freshmen-level course in college algebra, this new text uses technology to promote conceptual understanding as well as exploration and modeling of real-world problems. The text focuses on the function concept to prepare students for the study of calculus, while its focus on mathematical modeling helps students see how math is used in the real world. ACT in Algebra is intended for both the student taking college algebra as a preparation for calculus and the student taking the course to satisfy a mathematical requirement.