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WAEC Mathematics 2007 Question 7

Question 7

Indices

Simplify: 3x3/(3x)3

  1. A.1
  2. B.1/3
  3. C.1/9
  4. D.1/27
Show the answer and explanation

Answer: C (1/9)

Explanation

(3x)3 = 27x3, so 3x3/27x3 = 1/9.