New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    If x⁴ + y⁴ = 17 and x + y = 1, then the value of

    x²y² - 2xy is
    A 8 Correct Answer Incorrect Answer
    B 12 Correct Answer Incorrect Answer
    C 4 Correct Answer Incorrect Answer
    D More than one of the above Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

    Given:

    Let P=xy.

    On Solving:

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