Math Problem Statement
اگر باشد و باشد،حدود پارامتر m چقدر است؟
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Cosine function
Angle properties
Formulas
Double-angle formula for cosine: cos(2α) = 2cos^2(α) - 1
Theorems
-
Suitable Grade Level
Advanced High School