“MATEMATIKA FANIDA FUNKSIYANING EKSTREMUM QIYMATLARI MAVZUSINI O’QITISHNING NAZARIY MASALALARI”. Journal of Uzbekistan’s Development and Research 1, no. 4 (June 2, 2025): 299–301. Accessed April 15, 2026. https://ijournal.uz/index.php/judr/article/view/2363.