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GCE Mathematics 1990 Question 6

Question 6

Logarithms

Evaluate, using logarithm table, log(0.65)2

  1. A.1.6258
  2. B.0.6272
  3. C.0.6258
  4. D.1̄.6258
  5. E.1.6272
Show the answer and explanation

Answer: D (1̄.6258)

Explanation

log 0.65 = 1̄.8129, and log(0.65)2 = 2 × 1̄.8129 = 1̄.6258.