Trinomio cuadrado perfecto por Adición y sustracción
| __ | 1. | 4a4+3a2b2+9b4 | | A. | (a2+1)2-a2 | | __ | 2. | 4x4-29x2+25 | | B. | (m2+n2)2-m2n2 | | __ | 3. | 16m4-25m2n2+9m4 | | C. | (a2+3)2-4a2 | | __ | 4. | a4+2a2+9 | | D. | (x4+2)2+x4 | | __ | 5. | a4 +a2+1 | | E. | (x2-1)2-4x2 | | __ | 6. | a4-3a2b2+b4 | | F. | (2a2+3b2)2 -9a2b2 | | __ | 7. | m4+m2n2+n4 | | G. | (a2-b2)2-a2b2 | | __ | 8. | x4-6x2+1 | | H. | (2x2-5)2-9x2 | | __ | 9. | x8+3x4+4 | | I. | (4m2-3m2)2-m2n2 | | __ | 10. | x8+4x4y4+16y8 | | J. | (x4+4y4)2-4x4y4 |
| __ | 11. | 4-108x2+121x4 | | A. | (5a2+7b)2-16a2b2 | | __ | 12. | 4a8-53a4b4+49b8 | | B. | (9m4+1)2-16m4 | | __ | 13. | 25a4+54a2b2+492 | | C. | (6x2-7y2)-25x2y2 | | __ | 14. | 25x4-139x2y2+81y4 | | D. | (11x2-6y4)2-x2y4 | | __ | 15. | 36x4-109x2y2+49y4 | | E. | (2-11x2)2-64x2 | | __ | 16. | 49+76n2+64n4 | | F. | (c2-10)2-20c2 | | __ | 17. | 49x8+76x4y4+100y8 | | G. | (7+8n2)2-36n2 | | __ | 18. | 81m8+2m2+1 | | H. | (7x4+104)2-64x4y4 | | __ | 19. | 121x4-133x2y4+36y8 | | I. | (82a4-7b4)2-25a4b4 | | __ | 20. | c4-45c2+100 | | J. | (5x2-9y2)2-49x2y2 |
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