Matematica

EJERCICIO

Resolver simple inspección:

1. (4m5 + 5n6)2
2. (7a2b3+5x4)2
3. (8x2y + 9m3)2
4.
5.
6.
7.
8.
9.
10.11.
12. (x5 – 3ay2)2
13. (a7 – b7)2
14. (2m – 3n)2
15. (x2 – 1)2
16. (10x3 – 9xy5)2
17. (4n + 3)3 =
18. (1- 2n3)3 =
19.(a2-2b)3=
20. (2x+3y)3=
21. (1-a2)3=
22. (a3 - b2) (a3 + b2)=
23. (y2 - 3y) (y2 + 3y)=

24. 1 - 8xy) (8xy + 1)= 2- 8xy) (8xy + 1)=25. (6x2-m2x)(6x2+m2x)=
1 + a x +1
26. (am+bn)(am-bn)= m2)
27. (a - 11) (a + 10) =2 4(-x0)
28. (n - 19) (n + 10) =
29. (a2 + 5) (a2 – 9)=
30. (x2 - 1) (x2 - 7) =
31. (n2 – 1) (n2 + 20) =
32. (n3 + 3) (n3 - 6 )=
33. (x3 + 7) (x3 – 6) =
34. (a6 + 7) (a6 - 9) =
35.(ab+3) (3-ab)=
36. (1-4ax)2=
37. (a2+8)(a2-7)=
38. (m-8)(m+12)=
39. (2ª+x)3=
40. (x3+6)(x3-8)=

FACTORIZAR

1. a3+a2+a
m2 + 2mx +x2 = ( m + x )2

2. 25y4+15y2-5y
1)2 − (5y)2(5y2 + 1)2
3.
4. 96-48mn2+144n3-12m4-n6
5. 3x5-9x7+12x3-24x10-15x6
6. x8+x6-x4+x2-x
7.36a5-6a4-12a2b3-48a7b5+54a10b
8. 44xy2-28x2y5-50x3y3+2x8y5-6x4y5
9. X2+2xy-15y2
15x2 + xy – 28y2 x3
10. X3-64
4^3-x^3= (6º caso de=(4-x)(16+4x+x^2)
11. 7x2+31x+20
{(7x)2 + 31(7x) - 140}
12. C4-4d4
c2)2 - (2d2)2 = ( c2 + 2d2 ) • ( c2 - 2d2
13. X2+3x-18
*x^2+b*x+c=0
14.2x2+2

15. a6-3a3b-54b2
16. x2-x-72
(x-9)(x+8)=0
x=9
&
x=-8

36a4-120a2b2+49b4

9x2 - 6xy + y2 = (3x)2 - 2•3x•y + y2 = ( 3x - y )2