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7th Class Mathematics Algebraic Expressions Question Bank Algebra

  • question_answer
    \[{{\text{3}}^{x}}=243,\]then\[x\]is equal to

    A) 4                                 

    B) 6

    C) 5                     

    D) 7

    Correct Answer: C

    Solution :

     \[{{3}^{x}}={{3}^{5}},x=5\]   


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