7th Class Mathematics Exponents and Power Question Bank Exponents and Powers

  • question_answer
    What is the sum of the powers of the prime factors in \[108\times 192\]?

    A)  \[5\]                    

    B)         \[7\]

    C)  \[8\]                    

    D)         \[12\]  

    Correct Answer: D

    Solution :

      \[108={{2}^{3}}\times {{3}^{3}}\] and \[192={{2}^{6}}\times {{3}^{1}}\] \[\therefore \] The required sum is\[2+3+6+1=12\]


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