GCE Mathematics 1989 Question 32

Question 32

Indices

Simplify: 9−1/2/272/3

  1. A.1
  2. B.½
  3. C.1/9
  4. D.1/18
  5. E.1/27
Show the answer and explanation

Answer: E (1/27)

Explanation

9−1/2 = 1/3 and 272/3 = 9, so the expression is (1/3) ÷ 9 = 1/27.