PROCEEDINGS OF THE 20TH ANNUAL CONFERENCE ON RESEARCH IN UNDERGRADUATE MATHEMATICS EDUCATION
2017
San Diego, California
Coping with the derivative of an atypical representation of a common function
Page: 1649
250 calculus students were asked to evaluate f′(2) when f(x) = x3 if x = 2 and f(x) = 8 if / x = 2. Responses were coded, and eight students were interviewed about their answers. The data provide insight into students’ understandings of function, derivative, and graph.