JAMB Mathematics 1982 Question 16

Question 16

Logarithms

Simplify (log108 − log104)/(log104 − log102)

  1. A.log102
  2. B.log108
  3. C.0
  4. D.log104
  5. E.1.
Show the answer and explanation

Answer: E (1.)

Explanation

The top is log(8/4) = log 2 and the bottom is log(4/2) = log 2, so the value is 1.