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    Question

    The minimum value of 12 sin θ + 5 cosθ is

    A -16 Correct Answer Incorrect Answer
    B -18 Correct Answer Incorrect Answer
    C -15 Correct Answer Incorrect Answer
    D -13 Correct Answer Incorrect Answer

    Solution

    The minimum  value of a sin θ + b cosθ  =   So the minimum value of 12 sin θ + 5 cosθ is =  =   = -13

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