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Teuscher, Dawn; Reys, Robert E. – School Science and Mathematics, 2012
This study examined Advanced Placement Calculus students' mathematical understanding of rate of change, after studying four years of college preparatory (integrated or single-subject) mathematics. Students completed the Precalculus Concept Assessment (PCA) and two open-ended tasks with questions about rates of change. After adjusting for prior…
Descriptors: Advanced Placement, Calculus, Misconceptions, Mathematics Instruction
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Gerson, Hope – School Science and Mathematics, 2008
This is a study of David, a senior enrolled in a high school precalculus course. David's understandings of functions and periodicity was explored, through clinical interviews and contextualized through classroom observations. Although David's precalculus class was traditional his understanding of periodic functions was unconventional David engaged…
Descriptors: Calculus, High School Seniors, Mathematics Instruction, Secondary School Mathematics