<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2216-0159</journal-id>
<journal-title><![CDATA[Praxis & Saber]]></journal-title>
<abbrev-journal-title><![CDATA[Prax. Saber]]></abbrev-journal-title>
<issn>2216-0159</issn>
<publisher>
<publisher-name><![CDATA[Universidad Pedagógica y Tecnológica de Colombia (UPTC)]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2216-01592020000200205</article-id>
<article-id pub-id-type="doi">10.19053/22160159.v11.n26.2020.9989</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Noción de aproximación del área bajo la curva utilizando la aplicación Calculadora Gráfica de GeoGebra]]></article-title>
<article-title xml:lang="en"><![CDATA[Notion of approximation of the area under the curve using the GeoGebra Graphing Calculator app]]></article-title>
<article-title xml:lang="pt"><![CDATA[Noção de aproximação da área sob a curva usando o aplicativo Calculadora Gráfica de GeoGebra]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ballesteros Ballesteros]]></surname>
<given-names><![CDATA[Vladimir Alfonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lozano Forero]]></surname>
<given-names><![CDATA[Sébastien]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Cardoso]]></surname>
<given-names><![CDATA[Óscar Iván]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Fundación Universitaria Los Libertadores  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2020</year>
</pub-date>
<volume>11</volume>
<numero>26</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S2216-01592020000200205&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S2216-01592020000200205&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S2216-01592020000200205&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Este artículo presenta los resultados de un proyecto de investigación desarrollado en la Facultad de Ingeniería y Ciencias Básicas de la Fundación Universitaria Los Libertadores de Bogotá. El objetivo era describir y analizar los efectos de implementar una unidad didáctica para la enseñanza de la noción de área bajo la curva en un curso de cálculo integral, a partir de la integración de teléfonos inteligentes durante la experiencia de aprendizaje. Para tal fin, se realizó un diseño experimental de cuatro grupos de Solomon con el propósito de determinar la influencia de una intervención mediada por la aplicación móvil Calculadora Gráfica de GeoGebra y verificar los efectos de un pretest sobre la cantidad de respuestas correctas en el postest. Los resultados se analizaron mediante la aplicación de una prueba ANOVA de dos vías. Se encontró que el pretest tuvo una influencia directa en los resultados del postest y que los dos grupos que recibieron la intervención mediada por la aplicación móvil de GeoGebra obtuvieron mejor rendimiento en el postest que aquellos grupos que tuvieron una intervención con calculadora científica tradicional.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract This article presents the results of a research performed in the Faculty of Engineering and Basic Sciences of the Fundación Universitaria Los Libertadores, Bogotá. The objective was to describe and to analyze the effects of implementing a didactic unit intended to teach the notion of area under the curve, in the context of an integral calculus course, based on the use of smartphones during the learning experience. To this end, an experimental Solomon four-group design was carried out. The purpose was to determine the influence of an intervention mediated by the GeoGebra Graphing Calculator app and verifying the effects of a pre-test on the quantity of correct answers in the post-test. A two-way ANOVA procedure was used in order to assess the results. The findings show that the pre-test had a direct influence on the post-test results and that in the postest the two groups that received the intervention based on the GeoGebra app outperformed the groups that had an intervention with regular scientific calculator.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo Este artigo apresenta os resultados de uma pesquisa desenvolvida na Faculdade de Engenharia e Ciências Básicas da Fundación Universitaria Los Libertadores de Bogotá. O objetivo foi descrever e analisar os efeitos da implementação de uma unidade didática para o ensino da noção de área sob a curva, no contexto da sala de aula de cálculo integral, a partir da integração de smartphones durante a experiência de aprendizagem. Para isso, foi realizado um planejamento de experimentos de quatro grupos Solomon com o objetivo de determinar a influência de uma intervenção mediada pelo aplicativo móvel Calculadora Gráfica de GeoGebra e verificar os efeitos de um pretest na quantidade de respostas corretas no postest. Os resultados obtidos foram analisados fazendo uso do teste ANOVA de duas vias. Descobriu-se que o pretest teve influência direta nos resultados do postest e que os dois grupos que receberam a intervenção mediada pelo aplicativo móvel de GeoGebra obtiveram melhor desempenho no postest do que os grupos que tiveram uma intervenção com a calculadora científica convencional.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[aprendizaje móvil]]></kwd>
<kwd lng="es"><![CDATA[área bajo la curva]]></kwd>
<kwd lng="es"><![CDATA[software de geometría dinámica]]></kwd>
<kwd lng="es"><![CDATA[tecnologías digitales]]></kwd>
<kwd lng="en"><![CDATA[mobile learning]]></kwd>
<kwd lng="en"><![CDATA[area under the curve]]></kwd>
<kwd lng="en"><![CDATA[dynamic geometry software]]></kwd>
<kwd lng="en"><![CDATA[digital technologies]]></kwd>
<kwd lng="pt"><![CDATA[aprendizagem móvel]]></kwd>
<kwd lng="pt"><![CDATA[área sob a curva]]></kwd>
<kwd lng="pt"><![CDATA[software de geometria dinâmica]]></kwd>
<kwd lng="pt"><![CDATA[tecnologias digitais]]></kwd>
</kwd-group>
</article-meta>
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