JAMB Mathematics 2004 Question 21

Question 21

Binary Operations

If the operation * on the set of integers is defined by p * q = √(pq), find the value of 4 * (8 * 32)

  1. A.16
  2. B.8
  3. C.4
  4. D.3
Show the answer and explanation

Answer: B (8)

Explanation

8 * 32 = √256 = 16, then 4 * 16 = √64 = 8.