17.44 Use Problems
Condition: Solve the following equation by lowering the degree. \ [\ sin {4} x+\ sin ^{4} \ left (\ frac {\ pi} {2} -x \ right) = \ sin 2 x \]
Problems of the Use (Unified state Exam) - Equations and Inequalites in Terms of A Parameter, Solved Both by Algebraic Methods and Geometric One.