2. Multiplying monomials & binomials You will have 20 seconds to answer the following 15 questions. There will be a chime signaling when the questions change. Record your answers on paper. Do your best and GOOD LUCK! Click when ready to begin

3. Multiply 3x(4xy)

4. Multiply 3x(x + 5)

5. Multiply 5xy(3x + 2)

6. Multiply (x + 2)(x – 2)

7. Multiply (x + 3) 2

8. Multiply (x + 5)(x + 3)

9. Multiply (x – 7)(x + 2)

10. Multiply (x – 3)(x – 4)

11. Multiply (2x + 3)(x – 4)

12. Multiply (3x + 2)(4x – 1)

13. Multiply (3x + y)(2x – 5y)

14. Multiply (2x - 4y)(2x + 4y)

15. Multiply 4x 2 (6xy)

16. Multiply 5x 2 (7x – 2y)

17. Multiply (3x 2 + 4)(2x 2 – 5)

18. Your Done! Click to view answers

19. Answers 1. 3x(4xy) = 12x 2 y 2. 3x(x + 5) = 3x 2 + 15x 3. 5xy(3x + 2) = 15x 2 y +10xy 4. (x + 2)(x – 2) = x 2 - 4 5. (x + 3) 2 = x 2 + 6x + 9 6. (x + 5)(x + 3) = x 2 + 8x + 15 7. (x – 7)(x + 2) = x 2 – 5x – 14 8. (x – 3)(x – 4) = x 2 – 7x + 12 Click for more answers

20. Answers 9. (2x + 3)(x – 4) = 2x 2 - 5x - 12 10. (3x + 2)(4x – 1) = 12x 2 +5x - 2 11. (3x + y)(2x – 5y) = 6x 2 –13xy-5y 2 12. (2x - 4y)(2x + 4y) = 4x 2 – 16y 2 13. 4x 2 (6xy) = 24x 3 y 14. 5x 2 (7x – 2y) = 35x 3 – 10x 2 y 15. (3x 2 + 4)(2x 2 – 5) = 6x 4 – 7x 2 -20