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SSC Sample Paper Mock Test-20 SSC CGL Tear-II Paper-1

  • question_answer
    \[\frac{{{(736+278)}^{2}}+{{(736-278)}^{2}}}{736\times 736+278\times 278}\]equal to

    A) 2

    B)  3

    C)  1

    D)  0

    Correct Answer: A

    Solution :

    Given expression \[=\frac{{{(a+b)}^{2}}+{{(a-b)}^{2}}}{({{a}^{2}}+{{b}^{2}})}\] where\[a=736,\]\[b=278=\frac{2\,\,({{a}^{2}}+{{b}^{2}})}{({{a}^{2}}+{{b}^{2}})}=2\]


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