Factorización:
1.x? -25＝
2. x?-20x+100＝
3. ＋4x＋3＝
4. 4x?－12x＋5＝
5. 3ax?－6ax＝
6.x(x＋2)－x＝
7.x?－4x－ax＋4a＝
8.25x?－49＝
9.36x?－60x＋25＝
10.4x?＋12x+ 9＝
11.x?-9x+18＝
12.2x?-5x-3＝
13.12x?-50x+8＝
14 . (x＋2)(x－3)+(x＋2)(x+4)＝
15. 9x?－66x+121＝
17. 8-2x?＝
18. x?-x＋14＝
19. /p>
20.-20x ?＋9x＋20＝
21. ¿12x?－29x＋15＝
22. ?－31x－22＝
24. 9x4－35x?－4＝
25. >
26.2ax?－3x+2ax -3＝
27. x-3)2＝
29. 9x?－66x＋121＝
30. 8－2x?＝
31. >
32. x?＋4x－ xy－2y＋4＝
33. >35. 4x?＋4xy＋y2－4x－2y -3＝
36. ?-25＝
39.6x?-13x+5＝
40.x?+2-3x＝
41.12x?-23x-24＝
42.(x+6)( x－6)－(x－6)＝
43.3(x+2)(x－5)－(x＋2)(x－3 )＝
44.9x?＋42x+49＝
45.(x＋2)-2(x+2)2＝
46.36x?＋39x＋9＝
47,2x?＋ax-6x-3a＝
48,22x?-31x-21＝
49,3ax?-6ax＝
50.(x＋1)x-5x＝
51.( 2x＋1)(x－3)－(2x＋1)(x－5)＝
52.xy＋2x－5y－10 ＝
53. x2y2－x?－y?－6xy+4 ＝
54.8x2-18
55.
56.9x4＋35x2-4
57 .x2-y2-2yz-z2
58.a(b2-c2)-c(a2-b2)
59. (2x+1)(x+1)+(2x+1)( x-3)
60. -1)2+4(x-1)(y+2)-20(
y+2)2
62. 20ab3c
65. >
67. (1-xy)2-(y-x) 2
68.mx2-m2-x+1
69.a2-2ab+b2-1
70.5x2-45
71.81x3- 9x
72.x2-y2-5x-5y
73.x2-y2+ 2yz-z2
74. xy2-2xy-3x-y2-2y- 1
75.y2(x-y)+z2(y-x)