Respuestas
Respuesta dada por:
2
Tenemos dos partes:
![( a + b ) ( a - b ) ( a^{2} + b^{2}) ( a + b ) ( a - b ) ( a^{2} + b^{2})](https://tex.z-dn.net/?f=%28+a+%2B+b+%29+%28+a+-+b+%29+%28+a%5E%7B2%7D+%2B+b%5E%7B2%7D%29)
y
![a^{4} - [ 3a+2(a+2)-4(a+1)-a+b^{4}] a^{4} - [ 3a+2(a+2)-4(a+1)-a+b^{4}]](https://tex.z-dn.net/?f=+a%5E%7B4%7D+-+%5B+3a%2B2%28a%2B2%29-4%28a%2B1%29-a%2Bb%5E%7B4%7D%5D)
Vamos a desarrollar la primera:
(a+b) (a-b) =
![a^{2} -ab+ab- b^{2} = (a^{2} - b^{2}) a^{2} -ab+ab- b^{2} = (a^{2} - b^{2})](https://tex.z-dn.net/?f=a%5E%7B2%7D+-ab%2Bab-+b%5E%7B2%7D+%3D+%28a%5E%7B2%7D+-+b%5E%7B2%7D%29+)
![(a^{2} - b^{2})(a^{2} + b^{2}) = (a^{2} - b^{2})(a^{2} + b^{2}) =](https://tex.z-dn.net/?f=%28a%5E%7B2%7D+-+b%5E%7B2%7D%29%28a%5E%7B2%7D+%2B+b%5E%7B2%7D%29+%3D+)
![a^{4}+a^{2}b^{2}-a^{2}b^{2}-b^{4}=a^{4}-b^{4} a^{4}+a^{2}b^{2}-a^{2}b^{2}-b^{4}=a^{4}-b^{4}](https://tex.z-dn.net/?f=a%5E%7B4%7D%2Ba%5E%7B2%7Db%5E%7B2%7D-a%5E%7B2%7Db%5E%7B2%7D-b%5E%7B4%7D%3Da%5E%7B4%7D-b%5E%7B4%7D)
Desarrollando la segunda, tenemos:
![a^{4} - [ 3a+2(a+2)-4(a+1)-a+b^{4}] a^{4} - [ 3a+2(a+2)-4(a+1)-a+b^{4}]](https://tex.z-dn.net/?f=a%5E%7B4%7D+-+%5B+3a%2B2%28a%2B2%29-4%28a%2B1%29-a%2Bb%5E%7B4%7D%5D+)
![a^{4} - [ 3a+2a+4-4a-4-a+b^{4}] a^{4} - [ 3a+2a+4-4a-4-a+b^{4}]](https://tex.z-dn.net/?f=a%5E%7B4%7D+-+%5B+3a%2B2a%2B4-4a-4-a%2Bb%5E%7B4%7D%5D+)
![a^{4} - 3a-2a-4+4a+4+a-b^{4}] a^{4} - 3a-2a-4+4a+4+a-b^{4}]](https://tex.z-dn.net/?f=a%5E%7B4%7D+-+3a-2a-4%2B4a%2B4%2Ba-b%5E%7B4%7D%5D+)
![a^{4} - 5a-4+5a+4-b^{4} a^{4} - 5a-4+5a+4-b^{4}](https://tex.z-dn.net/?f=a%5E%7B4%7D+-+5a-4%2B5a%2B4-b%5E%7B4%7D+)
![a^{4} - 5a+5a+4-4-b^{4} a^{4} - 5a+5a+4-4-b^{4}](https://tex.z-dn.net/?f=a%5E%7B4%7D+-+5a%2B5a%2B4-4-b%5E%7B4%7D++)
![a^{4} -b^{4} a^{4} -b^{4}](https://tex.z-dn.net/?f=a%5E%7B4%7D+-b%5E%7B4%7D+)
y
Vamos a desarrollar la primera:
(a+b) (a-b) =
Desarrollando la segunda, tenemos:
mayra130:
una pregunta q es tex
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