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JEE Main & Advanced Mathematics Trigonometric Identities Question Bank Mock Test - Trigonometric Functions

  • question_answer
    Number of solution of equation 2 sin\[\frac{x}{2\,}\,{{\cos }^{2}}x-2\sin \frac{x}{2}{{\sin }^{2}}x={{\cos }^{2}}x-{{\sin }^{2}}x\,\]for \[x\in [0,4\pi ]\]is___.

    Answer:

    10


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