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Published by Tadris Matematika STAIN Mandailing Natal
Jln. Prof. Dr. Andi Hakim Nasution, Panyabungan, Kab. Mandailing Natal, Sumatera Utara 22978
Email : suadi@stain-madina.ac.id / jmtltadrismatematika@gmail.com
This work is licensed under Creative Commons Attribution 4.0 International
