Perfect square trinomial

• Perfect square trinomial


  First term must be a perfect square, middle term must be twice the square root of the first term times the square root of the last term, and the last term must be a perfect square
• Perfect square trinomial


  • First term must be positive
  • Middle term must be twice the square root of the first term times the square root of the last term
  • Last term must be a perfect square
• Not a perfect square trinomial

  • 5x + 6
• (3x)² + 2(3)(x) + (x)²
• (5)² + 2(5)(y) + (y)²