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<img src="https://tex.z-dn.net/?f=1.%20%28a-b%29%5E%7B2%7D%20%0A%0A%5Cmathrm%7BAplicar%5C%3Ala%5C%3Asiguiente%5C%3Aregla%5C%3Ade%5C%3Aproductos%5C%3Anotables%7D%3A%0A%0Aa%3Da%2C%5C%3A%5C%3Ab%3Db%0A%0A%3Da%5E2-2ab%2Bb%5E2%0A%0A" /> <img src="https://tex.z-dn.net/?f=2.
Mejor respuesta
Arianagomez231p8mcvd
<img src="https://tex.z-dn.net/?f=1.%20%28a-b%29%5E%7B2%7D%20%0A%0A%5Cmathrm%7BAplicar%5C%3Ala%5C%3Asiguiente%5C%3Aregla%5C%3Ade%5C%3Aproductos%5C%3Anotables%7D%3A%0A%0Aa%3Da%2C%5C%3A%5C%3Ab%3Db%0A%0A%3Da%5E2-2ab%2Bb%5E2%0A%0A" />
<img src="https://tex.z-dn.net/?f=2.%288%20ax%5E%7B2%7D%20-1%29%5E%7B2%7D%20%0A%0A%5Cmathrm%7BAplicar%5C%3Ala%5C%3Asiguiente%5C%3Aregla%5C%3Ade%5C%3Aproductos%5C%3Anotables%7D%3A%0A%0Aa%3D8ax%5E2%2C%5C%3A%5C%3Ab%3D1%0A%0A%3D%5Cleft%288ax%5E2%5Cright%29%5E2-2%5Ccdot%20%5C%3A8ax%5E2%5Ccdot%20%5C%3A1%2B1%5E2%0A%0A%5Cmathrm%7BSimplificar%7D%5C%3A%5Cleft%288ax%5E2%5Cright%29%5E2-2%5Ccdot%20%5C%3A8ax%5E2%5Ccdot%20%5C%3A1%2B1%5E2%3A%5Cquad%2064a%5E2x%5E4-16ax%5E2%2B1%0A%0A%3D64a%5E2x%5E4-16ax%5E2%2B1" />
<img src="https://tex.z-dn.net/?f=3.%28a-y%29%5E%7B2%7D%20%0A%0A%5Cmathrm%7BAplicar%5C%3Ala%5C%3Asiguiente%5C%3Aregla%5C%3Ade%5C%3Aproductos%5C%3Anotables%7D%3A%0A%0Aa%3Da%2C%5C%3A%5C%3Ab%3Dy%0A%0A%3Da%5E2-2ay%2By%5E2" />
<img src="https://tex.z-dn.net/?f=4.%20%28%20%5Cfrac%7Bb%7D%7B3%7D%20-%20%5Cfrac%7B1%7D%7B2%7D%29%5E%7B2%7D%20%0A%0A%5Cmathrm%7BAplicar%5C%3Ala%5C%3Asiguiente%5C%3Aregla%5C%3Ade%5C%3Aproductos%5C%3Anotables%7D%3A%0A%0Aa%3Db%2F3%20%3B%20b%3D1%2F2%0A%0A%3D%28b%2F3%29%5E%7B2%7D%20-2.b%2F3.1%2F2%2B%281%2F2%29%5E%7B2%7D%20%0A%0ASimplificar%3A%20%28b%2F3%29%5E%7B2%7D%20-2.b%2F3.1%2F2%2B%281%2F2%29%5E%7B2%7D%20%3A%20b%5E%7B2%7D%20%2F9-b%2F3%2B1%2F4%0A%0A%3Db%5E%7B2%7D%2F9-b%2F3%2B1%2F4%20" />
<img src="https://tex.z-dn.net/?f=5.%285y-2x%29%5E%7B2%7D%20%0A%0A%5Cmathrm%7BAplicar%5C%3Ala%5C%3Asiguiente%5C%3Aregla%5C%3Ade%5C%3Aproductos%5C%3Anotables%7D%3A%0A%0Aa%3D5y%2C%5C%3A%5C%3Ab%3D2x%0A%0A%3D%5Cleft%285y%5Cright%29%5E2-2%5Ccdot%20%5C%3A5y%5Ccdot%20%5C%3A2x%2B%5Cleft%282x%5Cright%29%5E2%0A%0A%5Cmathrm%7BSimplificar%7D%5C%3A%5Cleft%285y%5Cright%29%5E2-2%5Ccdot%20%5C%3A5y%5Ccdot%20%5C%3A2x%2B%5Cleft%282x%5Cright%29%5E2%3A%5Cquad%2025y%5E2-20yx%2B4x%5E2%0A%0A%3D25y%5E2-20yx%2B4x%5E2" />
¡Espero haberte ayudado saludos!