UI Post-UTME Mathematics 2021 (Model questions) Question 9

Question 9

Coordinate Geometry

If the line y = 5x + 3 is parallel to the line y = wx + 5. Find the value of w

  1. A.7
  2. B.5
  3. C.6
  4. D.3
Show the answer and explanation

Answer: B (5)

Explanation

Parallel lines have the same gradient, so w = 5.