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    1. Home
    2. Questions
    3. Quantitative Aptitude
    4. Trigonometry
    5. Evaluate 3sin x – 4 sin3 x and figure out the correct answer from below option ?

    Question

    Evaluate 3sin x – 4 sin3 x and figure

    out the correct answer from below option ?
    A 2sin 3x Correct Answer Incorrect Answer
    B sin 3x Correct Answer Incorrect Answer
    C cos 2x cos x Correct Answer Incorrect Answer
    D sinx Correct Answer Incorrect Answer

    Solution

    The correct answer is B

    Practice Next
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