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  5. Introduction to Trigonometry

10th Class Mathematics Introduction to Trigonometry Question Bank Trigonometry

  • question_answer
    Given \[3\sin \beta +5\cos \beta =5\], then the value of \[{{(3\cos \beta -5\sin \beta )}^{2}}\] is

    A) \[9\]

    B) \[\frac{9}{5}\]

    C) \[\frac{1}{3}\]

    D) \[\frac{1}{9}\]

    Correct Answer: A

    Solution :

    Not available


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