Mathematics

Solve the equation x(^2) – 2x – 3 = 0

Solve the equation x(^2) – 2x – 3 = 0

  • A.
    (-3, 1)
  • B.
    (-1, -3)
  • C.
    (3,1)
  • D.
    (43, 0)
  • E.
    (-1, 3).
Correct Answer: Option E
Explanation

x(^2) – 2x – 3 = 0

x(^2) – 3x + x – 3 = 0

x(x – 3) + 1(x – 3) = 0

(x + 1)(x – 3) = 0

x = (-1, 3)