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8th Class Mathematics Rational Numbers Question Bank Numbers

  • question_answer
    The value of \[\frac{{{2}^{1/2}}\times {{3}^{1/4}}\times {{4}^{1/4}}}{{{10}^{-1/5}}\times {{5}^{3/5}}}\div \frac{{{4}^{-2/3}}\times {{5}^{-7/5}}}{{{4}^{-3/5}}\times {{6}^{-1/3}}}\]is equal to

    A) 10               

    B) 1

    C) 6                                 

    D) 18

    Correct Answer: A

    Solution :

     \[a\times b=b\times a\] \[(a+b)+c=a+(b+c)\] \[(a\times b)\times c=a\times (b\times c)\] \[a+0=a=0+a\]        


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