Question: Factor completely. Show your work. 1. X 2 + 8X + 12 2. X 2 - 9X + 20 3. 5X 2 + 20X +

Factor completely. Show your work.

1. X2+ 8X + 12

2. X2- 9X + 20

3. 5X2+ 20X + 15

4. X2- 14X + 49

5. 7X2+ 3X + 10

6. 5X2+ 7X - 12

7. 2a2+ 15 ab-27 b2

Multiply:

8. ( X + 7) ( X - 4)

Add:

9. (X2+ 12X - 13) + (3X3- 17)

Subtract:

10. (10X2+ 2X - 12) - (8X2- 3X + 7)

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