Axmedova G. “USING INEQUALITIES IN SOLVING TRIGONOMETRIC EQUATIONS AND SYSTEMS OF EQUATIONS”. JournalNX - A Multidisciplinary Peer Reviewed Journal 8, no. 12 (December 13, 2022): 224–229. Accessed January 9, 2025. https://repo.journalnx.com/index.php/nx/article/view/4396.