Xakimova Mushtari Abdurasulovna. (2024). TRIGONOMETRIK TENGLAMALARNI YECHISHNI O’QITISHNING BA’ZI USULLARI HAQIDA . TADQIQOTLAR.UZ, 32(1), 159–165. Retrieved from http://tadqiqotlar.uz/index.php/new/article/view/2163