In every well-planned course, only one thing is studied In arithmetic, numbers are studied. After studying arithmetic, a student should know the various kinds, forms, operations, properties of and relations between numbers. In the end, a student should feel confident when working with numbers. In geometry, shapes are studied. After studying geometry, a student should know the various kinds, operations, properties and relations of shapes. In the end, a student should feel confident when working with at least polygonal shapes and circles. Then, what are the objects we study in College Algebra and Calculus?
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