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10th Class Mathematics Introduction to Trigonometry Question Bank Trigonometry

  • question_answer
    The value  of \[\frac{{{\tan }^{2}}60{}^\circ -2{{\tan }^{2}}45{}^\circ +se{{c}^{2}}30{}^\circ }{3si{{n}^{2}}45{}^\circ \sin 90{}^\circ +co{{s}^{2}}60{}^\circ co{{s}^{3}}0{}^\circ }\]

    A) \[\frac{49}{12}\]

    B) \[\frac{7}{3}\]

    C) \[\frac{14}{9}\]

    D) \[\frac{4}{3}\]

    Correct Answer: D

    Solution :

    Not available


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