II. PROBLEM SOLVING DIRECTIONS: Factor the following completely by writing each of the perfect square trinomial as the square of binomial. Write your answers on a separate sheet of paper.
1. x2 + 8x + 64
2. y2 - 24y + 144
3. b2 - 12b - 50
4. 3m2 + 5m + 12
5. 4x2 + 4x - 15​