9th Class Mathematics Related to Competitive Exam Question Bank Logarithms

  • question_answer
    Which one of the following statements is true?

    A) \[{{\log }_{5}}\sqrt{5\sqrt{5\sqrt{5........\infty }}}=1\]

    B) If \[{{5}^{\text{lo}{{\text{g}}_{5}}x}}+3x-12=0\], then \[x=6\]

    C) If \[{{3}^{{{\log }_{3}}}}^{(x-5)}+3(x-5)-4=0\], then\[x=3\]

    D) All the above

    E) None of these

    Correct Answer: A


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