Question

    The maximum value of 45 sin θ + 28 cos θ

    is:
    A 23 Correct Answer Incorrect Answer
    B 13 Correct Answer Incorrect Answer
    C 53 Correct Answer Incorrect Answer
    D 25 Correct Answer Incorrect Answer

    Solution

    The maximum value of a sin θ + b cosθ  = So the maximum value of 45 sin θ + 28 cosθ is  = = 53

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