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

    Question

    If x2 - 7x + 1 = 0, then determine the value

    of:
    A 50 Correct Answer Incorrect Answer
    B 55 Correct Answer Incorrect Answer
    C 36 Correct Answer Incorrect Answer
    D 64 Correct Answer Incorrect Answer

    Solution

    Given, x2 - 7x + 1 = 0Or, x2 + 1 = 7x - [I]Image - [II] Image Image Image Image Image On squaring equation [II] Image Image Adding '1' both sides, we getImage

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