1. Find the GCF of 36a2b and 81ab2. A. 3a2b B. 9ab C. 12ab D. 3ab Hint 2. Factor the polynomial 6x2 + 2x. A. 2x(3x + 1) B. 2x2(3x + 1) C. 3x(2x + 1) D. 3x2(2x + 1) Hint 3. Which diagram shows a correct factorization for 3x2 + 22x + 24? A. B. C. D. Hint 4. Factor the trinomial x2 – 11x – 42. A. (x + 14)(x – 3) B. (x + 14)(x + 3) C. (x – 14)(x +3) D. (x – 14)(x – 3) Hint 5. Which factor tree best represents 468? A. B. C. D. Hint 6. Factor the polynomial 3cd2 + 9b3. A. 3(cd2 + 3b3) B. cannot be factored C. 3c(d2 + 3b3) D. c(3d2 + 9b3) Hint 7. Factor the trinomial x2 – 2x – 15. A. (x – 5)(x + 3) B. (x – 2)(x – 7) C. (x – 2)(x + 7) D. (x – 5)(x – 3) Hint 8. Factor 10x2 + 23x + 6. A. (10x + 3)(x + 2) B. (10x + 2)(x + 3) C. (5x + 2)(2x + 3) D. (5x + 3)(2x + 2) Hint 9. Factor the trinomial 4x2 + 12x + 9. A. (2x + 3) 2 B. (2x – 3) 2 C. (2x + 3)(2x – 3) D. (2x + 3)(3x + 2) Hint 10. The area of a square is x2 – 16x + 64 square units. Find the perimeter. A. (x + 8) units B. (4x – 32) units C. (x – 8) units D. (4x + 32) units Hint