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De 7x2 + 6x + 11, restar 8x - 6x2 - 11De 9n3 + 4n2 + 9n - 12, restar 5n3 - 5n2 - 12n + 8?

De 7x2 + 6x + 11, restar 8x - 6x2 - 11 De 9n3 + 4n2 + 9n - 12, restar 5n3 - 5n2 - 12n + 8.

En resumen

De 7x2 + 6x + 11, restar 8x - 6x2 - 11 : <img src="https://tex.z-dn.net/?

Mejor respuesta

Mariuxi20021
8

De 7x2 + 6x + 11, restar 8x - 6x2 - 11 : <img src="https://tex.z-dn.net/?f=%287x%5E%7B2%7D%2B6x%2B11%29-%288x-6x%5E%7B2%7D-11%29%3D7x%5E%7B2%7D%2B6x%2B11-8x%2B6x%5E%7B2%7D%2B11%3D%287%2B6%29x%5E%7B2%7D%2B%286-8%29x%2B%2811%2B11%29%3Dx%5E%7B2%7D-2x%2B22" />De 9n3 + 4n2 + 9n - 12, restar 5n3 - 5n2 - 12n + 8 : <img src="https://tex.z-dn.net/?f=%289n%5E%7B3%7D%2B4n%5E%7B2%7D%2B9n-12%29-%285n%5E%7B3%7D-5n%5E%7B2%7D-12n%2B8%29%3D9n%5E%7B3%7D%2B4n%5E%7B2%7D%2B9n-12-5n%5E%7B3%7D%2B5n%5E%7B2%7D%2B12n-8%3D%289-5%29n%5E%7B3%7D%2B%284%2B5%29n%5E%7B2%7D%2B%289%2B12%29n%2B%28-12-8%29%3D4n%5E%7B3%7D%2B9n%5E%7B2%7D%2B21n-20" />.