This research aims to analyze students' errors in solving quadratic equation questions based on the Kastolan classification with test instrument questions adapted to the cognitive level of Bloom's Taxonomy. The subjects of this research were six students of class IX MTsS Simpang Tanjung Nan IV. The type of research used is descriptive qualitative. Instruments include questions, interview guidelines and documentation. Based on this research, conceptual errors were found with a percentage of 58.3%, procedural errors with a percentage of 33%, and technical errors with a percentage of 25%. The dominant errors found are conceptual errors, the teacher's role is needed in preventing and overcoming these errors.

Efisiensi layanan merupakan aspek penting yang mendukung keberhasilan operasional, terutama di tengah keterbatasan sumber daya dan meningkatnya permintaan. Optimalisasi penggunaan sumber daya diperlukan agar kinerja layanan tetap optimal dan berkualitas. Teknologi memegang peran vital dalam meningkatkan efisiensi, memungkinkan organisasi untuk menjaga kualitas layanan meskipun dengan keterbatasan yang ada. Universitas Sunan Giri Surabaya, sebagai institusi pendidikan tinggi, berusaha meningkatkan efisiensi pelayanan dengan mengadakan denah kampus. Program ini bertujuan memudahkan mahasiswa baru dan pengunjung dalam menemukan lokasi di lingkungan kampus secara lebih cepat dan tepat. Melalui metode Participatory Action Research (PAR), program ini melibatkan partisipasi aktif dari civitas akademika untuk menciptakan solusi navigasi yang efisien. Papan denah yang dipasang di titik strategis kampus diharapkan dapat meningkatkan kenyamanan dan pengalaman pengguna, mengurangi kebingungan, serta mendukung kegiatan akademik dan administratif yang lebih efektif. Inisiatif ini diharapkan mampu meningkatkan kualitas pelayanan kampus secara keseluruhan.

The study is entitled The Development of The Indonesian State Law and Its Implications in The Dimension of The Rule of Law. This research begins with the formulation of Article 1 paragraph (3) of UUD 1945 which states that “The State of Indonesia is a state of law”. Described as a rule of law, Indonesia is responsible for always following the law as a means of achieving its goals. The law of the State that regulates the administration, government and institutions of the state is regarded as the foremost guard in achieving the ideals of a country. In its history, the Indonesian Civil Code has passed through many dynamics of all time and has arrived at the present time to dedicate its functions. However, the unavoidable development of the world makes the law including the Law of the State must always adapt to various developments. However, in its implementation the law of the state has always faced with various implications. For that, this study was written with the primary purpose of finding out how the Law of State Order has implicated its development in the modern era in the dimension of the rule of law. In completing his research, this paper uses the method of research of the juridic study with the data collection system of the study of the library.

The current global era is pushing countries in the world, including Indonesia, towards international trade. Financing for international trade activities carried out by Indonesia comes from foreign exchange reserves. Foreign exchange reserves are assets owned or saved in the form of foreign currency for foreign financing sources. This research aims to determine the influence of oil and gas and non-oil and gas exports on foreign exchange reserves in Indonesia. The data that researchers used in this research was secondary data for 10 years, starting from 2014 to 2023, obtained from the Central Statistics Agency (BPS). This research uses quantitative methods and the analytical tool used is multiple linear regression analysis using the Eviews10 program. The results of the analysis show that oil and gas and non-oil and gas exports together or simultaneously have a significant effect on foreign exchange reserves in Indonesia. Individually or partially, oil and gas exports have a negative and significant effect on foreign exchange reserves in Indonesia. Meanwhile, non-oil and gas exports partially have a positive and significant effect on foreign exchange reserves in Indonesia.

This study aims to provide an understanding of the application of interpersonal communication through social media in a vocational high school environment, namely at SMK Negeri 1 Babelan, Bekasi Regency, West Java. The implementation steps given to SMK Negeri 1 Babelan, Bekasi Regency, are related to an aware understanding of media law to prevent the negative effects of social media, especially considering the current condition of the younger generation who are very active on social media, they must be equipped with knowledge of understanding content which can lead to social legal sanctions. to be wiser in using social media at an early age. The qualitative method is descriptive. Data was collected through observation, interviews, discussion forums and documentation. While the data analysis technique is presented in the form of narrative text through procedures namely coding, data reduction, data presentation, data triangulation, drawing conclusions and data analysis. The results show that the steps for implementing interpersonal communication are very comprehensive to help students and teachers of SMK Negeri 1 Babelan understand the importance of ethics in communicating online, especially when having to carry out activities with students online. Many teachers and students at SMK N 1 Babelan are active on various social media platforms so it is important for teachers and students to understand how to communicate properly and effectively. Poor communication on social media can negatively affect the image and reputation of a teacher, school or institution. As for the implications that need to be carried out related to understanding the law so that understanding about legal awareness of media is very important to prevent, the negative impact of social media is even greater when there is a lack of knowledge about understanding content which can lead to legal sanctions for the students themselves or the social environment.

According to Articles 33 & 34 of the 1945 Constitution Law of the Republic of Indonesia, the state is tasked with protecting the entire Indonesia nation and promoting general welfare in realizing social justice for all Indonesia people. One of the government's strategies in realizing social welfare is to distribute social assistance (Law Number 11 of 2009). Based on the Regulation of the Minister of Finance (PMK) number 181 of 2012, social assistance (bansos) is assistance in the form of transfer of money, goods, or services by the central/regional government to the community to protect the community from the possibility of social losses, increase economic capabilities, and improve social welfare. This type of research is descriptive qualitative research. This research is to identify and analyze Public Service Development Strategies in Increasing Transparency of Aid Distribution in Wajo Regency. This study uses qualitative research methods in the research design. The results of interviews with Social Service employees and the community show that the public service development strategy in Wajo Regency focuses on the use of information technology, effective socialization, and an empathetic approach. Overall, the efforts made by the Social Service have brought positive changes in the distribution of social assistance in Wajo Regency, with an increase in public trust and satisfaction with the services provided.

Bintan Regency is a Regency with the largest decrease in the open unemployment rate for the 2022-2023 period in the Riau Islands. This study aims to determine the strategy of the Bintan Regency Regional Government in reducing unemployment in Bintan Regency. The research method used is qualitative descriptive research with interview and documentation data collection techniques. The results of this study indicate that the Bintan Regency Manpower Office has mostly implemented its strategy well from the organizational strategy already having good strategies and policies. The program strategy has a positive impact on the workforce in improving skills and prioritizing the placement of local workers. The resource support strategy is adequate both in terms of human resources, finance, technology and infrastructure. Institutional strategy, responsible for performance targets and exercising its authority in reducing unemployment.

There are still many UMKM who do not know the existence of e-commerce, and there are still many UMKM who make transactions manually. Currently the emergence of e-commerce has a very positive impact on UMKM and is very helpful in supporting effective and efficient promotion and sales activities. This research aims to find out the influence of e-commerce on the increase in sales of Usaha Mikro Kecil dan Menengah (UMKM). The object of this research is the Zona Warkop in Kebon Kosong, Central Jakarta City. The purpose of this service activity is to introduce and practice e-commerce in the implementation of sales activities, and is expected to develop its creative ideas to balance the lifestyle of the people today. The data collection techniques used include observation, interview, and documentation. The advantage of selling through e-commerce is that it is easily accessible to UMKM through their mobile phones and it is very easy to share photos and videos and provide interesting product descriptions so that consumers are interested.

Acts of sexual violence have now become a crucial issue regarding the moral decline in society. Sexual violence is a situation where a person experiences harassment in the form of inappropriate words and physical contact without mutual consent, resulting in discomfort for the victim.In fact, Article 28B Paragraph 2 of the 1945 Constitution states, 'Every child has the right to survive, grow, and develop, and has the right to protection from violence and discrimination.' However, in reality, many communities that still uphold patriarchal values often offer socially manipulative solutions, such as asking the victim to marry the perpetrator. Reflecting on this article, every human being has the right to be protected from acts of violence. However, the widespread sexual crimes against teenagers and the failure and injustice in handling such cases have become serious issues. Motivated by the spirit to prevent and address the problem of sexual violence, the service team implements sexual violence prevention education for the younger generation. This program is a child-friendly initiative that not only addresses sexual crimes but also serves as an educational platform. It is not limited to handling victims but also aims to break the vicious cycle involving teenagers as perpetrators of sexual violence. Therefore, this program is expected to answer, assist, and raise public awareness about the critical issue of sexual crimes in Indonesia.

The web-based e-Attendance system with QR Code at SMK Negeri 2 Cimahi enhances student attendance monitoring digitally. By integrating QR Code technology, students easily record their attendance by scanning a QR Code on the attendance page. The system’s key advantage is automatic attendance recording, providing real-time access for teachers and administrative staff. The user-friendly interface ensures accurate monitoring and efficient data management, minimizing errors and offering a precise understanding of student attendance. The implementation of QR Code technology has improved administrative efficiency and reduced errors, leading to better insights into student attendance. Data analysis enables teachers to take appropriate actions to enhance student engagement, fostering a more responsive learning environment. Overall, the e-Attendance system significantly optimizes student attendance management in the digital era.