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precalculus: "Precalculus is the preparation for Calculus. The course approaches topics from a function point of view, where appropriate, and is designed to strengthen and enhance conceptual understanding and mathematical reasoning used when modeling and solving mathematical and real-world problems. Students systematically work with functions and their multiple representations. The study … Read more

Well, that was hard to follow, but I'm guessing that it was copied from a college prospectus. I personally do not believe that there is any such thing as precalculus or prealgebra, or any other specific preparation for "specific topic" mathematical training.

You can use and understand calculus if you are reasonably adept with high school … Read more