Multiple Choice Questions on Simplify the following equation and find it 39 s the value 450 174 2 450 174 2 ........ for CDS Exam Preparation

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Multiple Choice Questions

Simplify the following equation and find it 39 s the value 450 174 2 450 174 2 ........

Quantitative Aptitude (CDS) Simplification
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    Simplify the following equation and find it's the value (450+ 174)2 - (450 - 174)2=?

    313200
     

    Correct Answer

    326420

    Incorrect Answer

    326418

    Incorrect Answer

     326440

    Incorrect Answer
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    Explanation:

    (450) ^2  +(174) ^2+2(450) (174) –(450) ^2-(174) ^2+2(450) (174) 
    =4(450) (174) 
    =4×450×174
    =313200

    By: bhavesh kumar singh
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