S1 elevers bruk av fortegnsskjema som medierende redskap i arbeid med andregradsulikheter og polynomfunksjoner : En case-studie

2019

Masteroppgave matematikkdidaktikk MA502 – Universitetet i Agder 2019 This is a study of S1-students' use ofsign-chart as a mediating tool. The aim of the study is to determine the challenges and thebenefitsS1-students have with the use of sign-chart. To accomplish this goal, I have formulated the following research questions:What characterizes four S1-students' use of sign-chart in the resolution of second-degree inequalities and discussion of polynomial functions?I relate to a sociocultural perspective on learning and development. From this perspective, the sign-chart that students use is considered a mediating tool. According to a sociocultural perspective, tools and their meditating func…