8th Class Mathematics Rational Numbers Question Bank Numbers

  • question_answer
    The value of \[a\times \frac{1}{a}=1=\frac{1}{a}\times a\] is equal to

    A) 1                                 

    B)  \[\frac{1}{a}\]

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

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

    Correct Answer: D

    Solution :

     \[p,q,r,s,l,m\in I,q\ne 0,s\ne 0,m\ne 0.\] \[a+b=b+a\]


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