WAEC Mathematics 2025 Question 35

Question 35

Indices

Given that (x−n)4 = 1/x6, find the value of n.

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

Answer: C (3/2)

Explanation

x−4n = x−6, so 4n = 6 and n = 3/2.