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Improving the Performance of Mathematics Teachers through Preparing a Research Lesson on the Topic of Maximum and Minimum Values of a Trigonometric Function
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Gholami, Hosseinali – Mathematics Teaching Research Journal, 2022
In each educational curriculum, trigonometry is an important subject at upper secondary schools and pre university level that apply in many other subjects such as algebra, calculus, geometry and physics. Many of students have serious problem in learning the trigonometric materials because usually mathematics educators transfer the trigonometric…
Descriptors: Teacher Improvement, Mathematics Teachers, Trigonometry, Problem Solving