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Kesalahan Siswa dalam Menyelesaikan Soal Pertidaksamaan Logaritma Prianto, Heri; Hidayanto, Erry; Rahardjo, Swasono
Jurnal Pendidikan: Teori, Penelitian, dan Pengembangan Vol. 4, No. 10
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Abstract

This research aims to describe the mistakes made by students in solving logarithmic inequality problems. This type of research is descriptive qualitative. The research subjects were high school students who had obtained logarithmic inequality material. Student errors are classified into conceptual errors, procedural errors, and computational errors. Based on data analysis conceptual errors that occur are errors using the logarithmic inequality properties, errors in the concept of defining logarithms, and errors in the use of logarithmic properties. Whereas procedural errors, namely errors in completing algebraic inequalities, errors in determining completion of definitions of logarithms, and errors determine the completion of the algebraic inequality system. The computational errors that occur are errors in performing operations counting numbers including errors in negative signs.
Proses Berpikir Siswa Berkecerdasan Matematis Logis Dalam Menyelesaikan Masalah Matematis “Ill Structured Problems” Nurjanah, Siti; Hidayanto, Erry; Rahardjo, Swasono
Jurnal Pendidikan: Teori, Penelitian, dan Pengembangan Vol. 4, No. 11
Publisher : citeus

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Abstract

Understanding the thinking process of students in mathematical problem solvingis very important for the teacher. Every student has different abilities in problems solving. Ill structured problems depend on the type of intelligence they have. This research uses descriptive qualitative research. The purpose of this study is to describe the thinking process of students with logical mathematical intelligence in solving limited mathematical information problems. The subject of this study consisted of one grade VIII junior high school student who had high logical mathematical intelligence. The results showed that the thinking process of students with logical mathematical intelligence in completing "Ill structured problems" used several stages of completion in the form of: (1) solving the problem (parsing the problem) into several important parts, (2) connecting various information also used, and (3) completing by adding information and changing information, so that it will be easier to solve problems Ill structured problems.
Co-Authors 'Azizah, Dewi Nur Abdur Rahman As’ari Afin Nur Latifa Agus Alamsyah Agus Alamsyah Agus Yulianto Agus Yulianto Agustin, Nana Maulidah Aldino, Fals Alfi Syahrin Siregar Amanda, Adelia Tria Ana Cholila Anggraini Eka Pramestasari Annesa Eka Norman Anton Budi Jatmiko Arfi Wahyu Nurkarim Arini, Kartika Ayu Dwi Ariza Husniyatul Ummah Arwan Mhd. Said Assegaff, Muhamad Farid Aynin Mashfufah Aziz Rizky Muhdiyanto Budiarto, Darum Cholila, Ana Cholis Sa’dijah Christi Matitaputty Darum Budiarto Dian Ratna Sari Dwi Aldi Hidayatulloh Dwi Cahyowati, Ety Tedjo Dwi Listyorini Dwi Susanti Dwiyana Dwiyana Edy Bambang Irawan Eko Prasetyo Elis Dwi Wulandari Ety Tedjo Dwi Cahyowati Ewan Gunawan Fadhil Zil Ikram Faiqatul ‘Athiyah Fals Aldino Faradina, Erta Fatmianeri, Yulia Gestiani, Anggun Gunawan, Ewan HAFIIZH, MOCHAMMAD Hakmi Rais Fauzan Handayaningsih, Rohyatun Henny Rismawatie Yusmarina Heri Prianto Hery Susanto Hidayanto, Sisworo I Ketut Suada I Made Sulandra I Nengah Parta Ikhtiar, Muhammad Awwalul Indayani, Nunik Intan Mahyastuti Jatmiko, Anton Budi Khoerul Umam Khomsatun Ni'mah Laili Nurul Azizah Laily Wijayanti Utami Lely Purnawati Lisrahmat, Mimin Nazura Lita Wulandari Aeli Makbul Muksar Mariana, Erna Maskanur Rezky Melinda Rismawati Mira Rahmawati Mirza Amelia Oktaviani Mohammad Archi Maulyda Mohammad Dadan Sundawan Muhammad Noor Kholid Muhammad Rizaldi Munika, Risa Dewi Musriroh, Risna Zulfa Nana Maulidah Agustin Nunik Indayani Nur Indah Permata Sari Nuratiqoh, Nuratiqoh Oktaviani, Mirza Amelia Permadi, Hendro Prianto, Heri Puguh Darmawan Puji Astuti Puji Astuti Punaji Setyosari Purwanto Purwanto Purwanto Purwanto Purwanto Purwanto Purwanto Purwanto Purwanto Purwosetiyono, Fransiskus Xaverius Didik Putri Raznia Safira Putri, Intan Faraminda Qohar, Abd. Rachmalia Vinda Kusuma Refni Adesia Pradiarti Risna Zulfa Musriroh Rizaldi, Muhammad Rohmah, Riska Nur Rosimanidar Rosyidah, Ana Siti Rustanto Rahardi Saleh, Sitti Fithriani Sandie Sari, Nur Indha Permata SATRIYAS ILYAS Sisworo Siti Nurjanah Siti Nurjanah Sitti Fithriani Saleh Subanji Subanji Subanji, S Sudirman Sudirman Sudirman Sudirman Sukoriyanto Susiswo Swasono Rahardjo Tasni, Nurfaida Taufiq Hidayanto Tjang Daniel Chandra Toto Nusantara Umi Fitria Ayu Ummah, Ariza Husniyatul Utami, Laily Wijayanti Uun Hariyanti Vega, Amelia Vita Kusumasari Wildan Hakim Wildan Hakim, Wildan Wulandari, Elis Dwi Wulandari, Monika Retno Yayon Adi Galung Sastria Yulianto, Sisworo Yundari, Yundari