Papanda Journal of Mathematics and Sciences Research
Vol. 5 No. 1 (2026): Volume 5 Nomor 1 Maret 2026

Pengaplikasian R dalam menyelesaikan sistem persamaan liniear tiga variabel menggunakan metode Gauss

Huzan, Waliyal (Unknown)
Rionaldo, Rendy (Unknown)



Article Info

Publish Date
31 Mar 2026

Abstract

This study aims to compare the accuracy of solving a Three-Variable System of Liniear Equations (SLS) using the Gauss method manually and with the assistance of R software. A quantitative comparative design was employed, involving ten students from the Information Technology Study Program who solved the same SLE problem manually and using the soulve() function in R. Data were analyzed using a paired sample t-test at a 5% significance level to determine whether there was a significant difference between the two methods. The results show that the t-calculated value exceeds the t-table value, indicatinga significant different in accuracy. The use of R produced substantially higher accuracy due to the soulve() function’s optimized matrix computation, which minimizes arithmetic erros commonly found in manual calculation. These findings demonstrate that integrating R software into Liniear Algebra learning enhances student’s accuracy, efficiency, and conceptual understanding when solving three-variable SLEs.  

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Journal Info

Abbrev

pjmsr

Publisher

Subject

Education Mathematics

Description

Papanda Journal of Mathematics and Sciences Research (PJMSR) is a scientific journal published by Papanda (Paguyuban Panalungtik Sunda) since 2022. This journal was established to provide up-to-date knowledge in the fields of mathematics and science (physics, chemistry, biology) widely to all ...