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    Question

    src="https://www.ixambee.com/questionimage/Railway-Protection-Force-(RPF)-Constable/1722232657-32.JPG" alt="" />
    A A Correct Answer Incorrect Answer
    B B Correct Answer Incorrect Answer
    C C Correct Answer Incorrect Answer
    D D Correct Answer Incorrect Answer

    Solution

    x2/y2 + y2/x2 -2 = (x/y) ² + (y/x) ² - 2 x (x/y) x (y/x) = [(x/y) - (y/x)]2 Taking squaring root. [x/y - y/x] .

    Practice Next
      More Algebra Questions
    • Three of the following four words are alike in a certain way and one is different. Pick the odd one out .

    • Find the odd set of numbers from the given alternatives?

    • Find the odd one out.

    • Odd one out

    • Four letter-clusters have been given out of which three are alike in some manner and one is different. Select the one that is different.

    • Three of the following four number-clusters are alike in a certain way and thus form a group. Which is the one that does not belong to that group?

    • Pick the odd one out.

    • Four words have been given out of which three are alike in some manner, while one is different. Choose the odd one.

    • In each of the following questions, a group of four words are given. Choose the word which is  odd .

    • Find the ODD one out from the given options.

    Relevant for Exams:

    • RRB JE

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