Respuestas
Respuesta dada por:
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¡Hola!.
Resolver.
![x^{2} - 3x = 70 x^{2} - 3x = 70](https://tex.z-dn.net/?f=+x%5E%7B2%7D+-+3x+%3D+70+)
![x^{2} - 3x - 70 = 0 x^{2} - 3x - 70 = 0](https://tex.z-dn.net/?f=+x%5E%7B2%7D+-+3x+-+70+%3D+0+)
![-10 -10](https://tex.z-dn.net/?f=-10)
![-7 -7](https://tex.z-dn.net/?f=-7)
![(x - 10) (x - 7) (x - 10) (x - 7)](https://tex.z-dn.net/?f=%28x+-+10%29+%28x+-+7%29+)
Tenemos dos soluciones.
![x - 10 = 0 x - 10 = 0](https://tex.z-dn.net/?f=x+-+10+%3D+0)
![x = 10 x = 10](https://tex.z-dn.net/?f=x+%3D+10+)
![===================================== =====================================](https://tex.z-dn.net/?f=%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D)
![x - 7 = 0 x - 7 = 0](https://tex.z-dn.net/?f=x+-+7+%3D+0+)
![x = 7 x = 7](https://tex.z-dn.net/?f=x+%3D+7)
Sol: 10 y 7
Resolver.
Tenemos dos soluciones.
Sol: 10 y 7
yari11:
gracias
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