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Evaluate using the logarithm table, log(0.65)2

Mathematics
WAEC 1990

Evaluate using the logarithm table, log(0.65)2

  • A. 1.6258
  • B. 0.6272
  • C. 0.6258
  • D. \(\overline{1}\).6258
  • E. 1.6272
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Correct Answer: Option D
Explanation

log(0.65)\(^2\) = 2log(0.65) but log0.65 = \(\overline{1}\).8129
∴2 x \(\overline{1}\).8129 = \(\overline{1}\).6258

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