Hard trinomials
| __ | 1. | 2v^ 2 + 11v + 5 | | A. | (n − 5)(4n + 5) | | __ | 2. | 2x2 + x – 6. | | B. | ( x + 2 ) ( 3x + 1) | | __ | 3. | 2x^ 2 −9x +10 | | C. | (2x −5) (x −2) | | __ | 4. | 3x^ 2 +7x +2 | | D. | (2v + 1)(v + 5) | | __ | 5. | 4n2 − 15n − 25 | | E. | 3(3k + 1)(k + 7) | | __ | 6. | 4x2 – 19x + 12 | | F. | (x − 7)(4x − 7) | | __ | 7. | 4x2 − 35x + 49 | | G. | (7a + 4)(a + 7) | | __ | 8. | 6x2 + 7x − 49 | | H. | (x – 4)(4x – 3). | | __ | 9. | 7a2 + 53a + 28 | | I. | (3x − 7)(2x + 7) | | __ | 10. | 9k2 + 66k + 21 | | J. | (2x – 3)(x + 2). |
| __ | 11. | 2x2 + 17x + 26 | | A. | 2(x – 4)(x + 2). | | __ | 12. | 2x2 – 4x – 16 | | B. | –1(2x – 1)(3x + 2) | | __ | 13. | 3x2 + 20x - 7 | | C. | (x + 2)(2x + 13) | | __ | 14. | 6 + x – x2 | | D. | –1(x + 2)(x – 3) | | __ | 15. | 6x2 + xy – 12y2 | | E. | (4x – 9)(5x + 7) | | __ | 16. | 20x2 – 17x – 63 | | F. | (2x + 3y)(3x – 4y). | | __ | 17. | x2 – 5xy + 6y2 | | G. | (x – 2y)(x – 3y) | | __ | 18. | –6x2 – x + 2 | | H. | (x+7)(3x-1) |
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