Cocientes notables (Baldor)
| __ | 1. | (1-x2)/(1-x) | | A. | x-1 | | __ | 2. | (4x2-9m2n4)/(2x+3mn2) | | B. | 1+x | | __ | 3. | (9-x4)/(3-x2) | | C. | x-y | | __ | 4. | (25-36x4)/(5-6x2) | | D. | y+x | | __ | 5. | (36m2-49n2x4)/(6m-7nmx2) | | E. | x-2 | | __ | 6. | (a2-4b2)/(a+2b) | | F. | 3+x2 | | __ | 7. | (x2-1)/(x+1) | | G. | 2x-3mn2 | | __ | 8. | (x2-4)/(x+2) | | H. | a-2b | | __ | 9. | (x2-y2)/(x+y) | | I. | 5+6x2 | | __ | 10. | (y2-x2)/(y-x) | | J. | 6m+7nmx2 |
| __ | 11. | 1-3m+2 | | A. | (81a6-100b8)/(9a3+10b4) | | __ | 12. | 1-a-b | | B. | (a4b6-4x8y10)/(a2b3+2x4y5) | | __ | 13. | 2+m+n | | C. | (x2n-y2n)/(xn-yn) | | __ | 14. | 9a3-10b4 | | D. | (1-9x2m+4)/(1+3m+2) | | __ | 15. | a+x+3 | | E. | (a2x-2-100)/(ax-1-10) | | __ | 16. | a2b3-2x4y5 | | F. | ((x+y)2-z2)/((x+y)-z) | | __ | 17. | ax-1+10 | | G. | (x2-(x-y)2)/(x+(x-y)) | | __ | 18. | x+y+z | | H. | (1-(a+b)2)/(1+(a+b)) | | __ | 19. | xn+yn | | I. | ((a+x)2-9)/((a+x)+3) | | __ | 20. | y | | J. | (4-(m+n)2)/(2+(m+n)) |
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Altres proves d'interés :