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WAEC Mathematics 1994 Question 23

Question 23

Quadratic Equations

Which of the following is a root of the equation x2 + 6x = 0?

  1. A.0
  2. B.1
  3. C.2
  4. D.3
  5. E.It does not have any root.
Show the answer and explanation

Answer: A (0)

Explanation

x² + 6x = x(x + 6) = 0, so x = 0 or x = −6. Only 0 is listed.