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Factoring by Grouping (#3)

Factor each polynomial completely.

General Questions


2a2b + 2a + 5ab + 5
1. 





6x2 + 2xy + 9x + 3y
2. 





25a2 + 5ab - 5a - b
3. 





4c2d - 2c + 18cd2-9d
4. 





5m2n + 15m - 2mn - 6mn
5. 





35x2y - 21x - 5xy - 3
6. 





12x3y + 18x2 - 4x2y2 + 6xy
7. 





5st3 + 5t2 + 3st2 + 3t
8. 





8a2b - 6a - 20ab + 15
9. 





4a2 + 2ab + 14a + 7b
10. 








C Gulliksen

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