# assignment sheet-WA6_MAT-115-mar18.docx - MAT-115...

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MAT-115: INTERMEDIATE ALGEBRA Written Assignment 6 6.1: Greatest Common Factor and Factor by Graphing Find the greatest common factor. 1. 10 abc, 2 ac 2. 2 ab, 4 bc ,ac 3. 6 x 2 , 3 x 3 Factor the greatest common factor. 4. 21 x 3 18 x 5. 6 w 3 + 12 w 2 6 6. 15 a 3 b + 18 ab 2 Factor by grouping. 7. 2 x 3 4 x 2 + 5 x 10 8. 5 w 3 4 w 2 + 25 w 20 9. 15 y 3 9 y 2 + 5 y 3 6.2: Factor Trinomials Factor. 10. x 2 + 4 x + 3 11. m 2 + m 90 12. w 2 10 w + 9 Copyright © 2018 by Thomas Edison State University. All rights reserved.
13. y 2 + 2 y 24 ¿ 14. 6 w 2 19 w + 10 15. 6 x 2 + 17 y 14 16. 4 y 2 + 17 y 15 17. 4 m 2 + 7 m 2 6.3: Factor Special Products Factor. 18. 16 x 2 + 40 x + 25 19. 16 x 2 40 x + 25 20. 9 x 2 6 x + 1 21. x 2 6 x + 9 22. 49 x 2 1 23. 1 49 x 2 24. 49 x 2 25 25. x 2 y 2 26. y 2 x 2 27. x 3 + 1 28. x 3 1 29. 8 x 3 + 1 30. x 3 8 Copyright © 2018 by Thomas Edison State University. All rights reserved.
6.4: General Strategy for Factoring Polynomials Factor. 31. 2 a + 2 b + 2 c 32. 25 x 2 49 33. 25 x 2 70 x + 49 34. 27 x 3 8 6.5: Polynomial Equations Solve using the zero product rule. 35. w ( w 3 )= 0 36. ( 2 x 1 ) 2 = 0 Solve by factoring.