RUME 28
2026
Alexandria, Virginia
Justification of Exponent and Logarithm Rules From an APOS Perspective
Page: 1393
Investigations have been conducted into how students conceptualize exponents and logarithms, utilizing APOS theory, particularly regarding how students justify exponent rules. The thesis by Williams (2011) presents a list of codes to identify the conceptions that students hold regarding logarithms. However, a gap in the literature remains on how students justify the corresponding logarithm rules. In this poster, I compare the thinking of two students to extend her work.