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WAEC Mathematics 1996 Question 5

Question 5

Logarithms

Simplify Log104 + Log1025

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

Answer: B (2)

Explanation

Adding logs multiplies the numbers: log10(4 × 25) = log10100 = 2.