<?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>1815-7696</journal-id>
<journal-title><![CDATA[Mendive. Revista de Educación]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mendive]]></abbrev-journal-title>
<issn>1815-7696</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Pinar del Río Hermanos Saíz Montes de Oca]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1815-76962020000400777</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Las actitudes con relación a las matemáticas y el desempeño algebraico en la asignatura Matemática]]></article-title>
<article-title xml:lang="pt"><![CDATA[Atitudes em relação à matemática e ao desempenho algébrico no domínio da Matemática]]></article-title>
<article-title xml:lang="en"><![CDATA[Attitudes in relation to mathematics and algebraic performance in the subject Mathematics]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Meléndez Ruiz]]></surname>
<given-names><![CDATA[Reinaldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Páez Paredes]]></surname>
<given-names><![CDATA[Meivys]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Pinar del Rio Hermanos Saiz Montes de Oca  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>18</volume>
<numero>4</numero>
<fpage>777</fpage>
<lpage>793</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1815-76962020000400777&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1815-76962020000400777&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1815-76962020000400777&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Este artículo resume los resultados de una pesquisa cuyo propósito fue analizar el nivel de relación que se puede establecer entre las actitudes con relación a la Matemática, el desempeño en esta asignatura y en los contenidos del Álgebra, como uno de los temas esenciales a aprender por los estudiantes. Se utilizó un diseño cuantitativo. El trabajo de campo se realizó con 326 estudiantes, de dos escuelas de la Enseñanza Secundaria General en Angola. Se utilizó un cuestionario para la caracterización de las actitudes con relación a la Matemática, aplicando una escala de tipo Likert con 20 proposiciones (10 positivas y 10 negativas). También se hizo un análisis documental de los registros de evaluación en la asignatura de Matemática, de profesores y en la Secretaría de las escuelas, para determinar el desempeño de los sujetos investigados. Para el análisis de la información se utilizó la media, desviación estándar, varianza y el análisis de regresión para modelar las relaciones mediante ecuaciones. Los resultados señalan que existe evidencia de relación entre: el desempeño matemático y la actitud hacia la asignatura Matemática, entre el desempeño en Álgebra y la actitud con relación a la Matemática y entre el desempeño matemático y el desempeño en Álgebra.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[RESUMO Este artigo resume os resultados de uma pesquisa cujo objectivo era analisar o nível de relação que pode ser estabelecido entre as atitudes em relação à Matemática, o desempenho neste assunto e nos conteúdos da Álgebra, como um dos tópicos essenciais a ser aprendido pelos estudantes. Foi utilizado um desenho quantitativo. O trabalho de campo foi realizado com 326 alunos, de duas Escolas Secundárias Gerais em Angola. Foi utilizado um questionário para caracterizar atitudes relativamente à matemática, aplicando uma escala do tipo Likert- com 20 proposições (10 positivas e 10 negativas). Foi também feita uma análise documental dos registos de avaliação na disciplina de Matemática, dos professores e do Secretário das escolas, a fim de determinar o desempenho das disciplinas investigadas. Para a análise da informação, a média, o desvio padrão, a variância e a análise de regressão foram usados para modelar as relações usando equações. Os resultados indicam que há evidência de uma relação entre o desempenho matemático e a atitude em relação ao tema Matemática, entre o desempenho em Álgebra e a atitude em relação à Matemática, e entre o desempenho matemático e o desempenho em Álgebra.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT This article summarizes the results of a research whose purpose was to analyze the level of relationship that can be established between attitudes in relation to Mathematics, performance in this subject and the contents of Algebra, as one of the essential topics to learn by the students. A quantitative design was used. The field work was carried out with 326 students, from two schools of the General Secondary Education in Angola. A questionnaire was used to characterize attitudes in relation to Mathematics, applying aLikert-type scale with 20 propositions (10 positive and 10 negative). A documentary analysis was also made of the evaluation records in the subject of Mathematics, of teachers and in the Secretary of the schools, to determine the performance of the investigated subjects. For the analysis of the information, the mean, standard deviation, variance and regression analysis were used to model the relationships using equations. The results indicate that there is evidence of a relationship between: mathematical performance and attitude towards Mathematics, between performance in Algebra and attitude in relation to Mathematics and between mathematical performance and performance in Algebra.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[actitudes]]></kwd>
<kwd lng="es"><![CDATA[álgebra]]></kwd>
<kwd lng="es"><![CDATA[desempeño]]></kwd>
<kwd lng="es"><![CDATA[matemática]]></kwd>
<kwd lng="pt"><![CDATA[atitudes]]></kwd>
<kwd lng="pt"><![CDATA[álgebra]]></kwd>
<kwd lng="pt"><![CDATA[desempenho]]></kwd>
<kwd lng="pt"><![CDATA[matemática]]></kwd>
<kwd lng="en"><![CDATA[attitudes]]></kwd>
<kwd lng="en"><![CDATA[algebra]]></kwd>
<kwd lng="en"><![CDATA[performance]]></kwd>
<kwd lng="en"><![CDATA[mathematics]]></kwd>
</kwd-group>
</article-meta>
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