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  • Question
  • The number of solutions of the equation logx2x2+40log4xx-14log16xx3=0 is:


  • Options
  • A. 0
  • B. 1
  • C. 2
  • D. 3

  • Correct Answer


  • Tags: AIEEE, Bank Exams, CAT, Bank Clerk, Bank PO

    Logarithm problems


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    • 1. If a = bx, b = cy and c = az then the value of xyz is equal to :

    • Options
    • A. -1
    • B. 0
    • C. 1
    • D. abc
    • Discuss
    • 2. The value of log2log5625 is :

    • Options
    • A. 2
    • B. 5
    • C. 10
    • D. 15
    • Discuss
    • 3. The value of x satisfying the following relation: log12x = log23x-2

    • Options
    • A. 1/3
    • B. -1/3
    • C. 3
    • D. None of these
    • Discuss
    • 4. It is given that log10 2= 0.301 and log10 3 = 0.477. How many digits are there in (108)10 ?

    • Options
    • A. 19
    • B. 20
    • C. 21
    • D. 22
    • Discuss
    • 5. The value of log55log49log32 is :

    • Options
    • A. 1
    • B. 3/2
    • C. 2
    • D. 5
    • Discuss
    • 6. If a, b, c be the pth, qth and rth terms of a GP then the value of (q-r) log a + (r-p) log b + (p-q) log c is :

    • Options
    • A. 0
    • B. 1
    • C. -1
    • D. pqr
    • Discuss
    • 7. The value of log3437 is :

    • Options
    • A. 1/3
    • B. -3
    • C. -1/3
    • D. 3
    • Discuss
    • 8. The greatest possible value of n could be 9n < 108 if, given that log 3 = 0.4771 and n?N :

    • Options
    • A. 7
    • B. 8
    • C. 9
    • D. 10
    • Discuss
    • 9. If 5x - 17 = -x + 7, then x = ?

    • Options
    • A. 4
    • B. 5
    • C. 7
    • D. 9
    • Discuss
    • 10. If A = log321875 and B = log2432187 , then which one of the following is correct?

    • Options
    • A. A
    • B. A=B
    • C. A>B
    • D. can't be determined
    • Discuss


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