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    5. The value of 0∫π cos3x dx is –

    Question

    The value of 0∫π cos3x dx

    is –
    B 1 Correct Answer Incorrect Answer
    C 2 Correct Answer Incorrect Answer
    D 3 Correct Answer Incorrect Answer

    Solution

    => f(x) cos3x => f(π-x) = cos3(π-x) => - cos3x => - f(x) Therefore, I =0∫πcos3x dx = 0

    Practice Next
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