Ayuda a resolver por factorizacion por favor ?
Ayuda a resolver por factorizacion por favor . N2 - 6 - n x3 + 4x = 7x x2 + 6x + 8 = 0 5x2 + 10x4 = 0.
Ayuda a resolver por factorizacion por favor . N2 - 6 - n x3 + 4x = 7x x2 + 6x + 8 = 0 5x2 + 10x4 = 0.
En resumen
<img src="https://tex.z-dn.net/?f=%20n%5E%7B2%7D%20-6-n" /> <img src="https://tex.z-dn.net/?f=%20n%5E%7B2%7D%20-n-6" /> + 2n = n n - 3 n + 2 - 3n + 2n = - n (n - 3)(n + 2) <img src="https://tex.z-dn.net/?f=%20x%5E%7B3%7D%20%2B4x%20%3D%207x" /> <img src="https://tex.z-dn.net/?
<img src="https://tex.z-dn.net/?f=%20n%5E%7B2%7D%20-6-n" />
<img src="https://tex.z-dn.net/?f=%20n%5E%7B2%7D%20-n-6" /> + 2n = n
n - 3
n + 2 - 3n + 2n = - n
(n - 3)(n + 2)
<img src="https://tex.z-dn.net/?f=%20x%5E%7B3%7D%20%2B4x%20%3D%207x" />
<img src="https://tex.z-dn.net/?f=%20x%5E%7B3%7D%20-3x%20%3D%200" />
<img src="https://tex.z-dn.net/?f=x%28%20x%5E%7B2%7D%20-3%29%3D%200" />
x = 0
<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20-3%20%3D%200" />
<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20%3D%203" />
<img src="https://tex.z-dn.net/?f=%20%5Csqrt%7Bx%5E%7B2%7D%20%7D%20%3D%20%20%5Csqrt%7B3%7D%20" />
<img src="https://tex.z-dn.net/?f=x%20%3D%20%20%5Cfrac%7B%2B%7D%7B%7D%20%20%5Csqrt%7B3%7D%20" />
CS = ( - <img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B3%7D%3B%200%3B%20%20%20%5Csqrt%7B3%7D%20%20" /> )
[img = 10]
x + 4
x + 2
2x + 4x = 6x
(x + 4)(x + 2) = 0
x + 4 = 0 x + 2 = 0
x = - 4 x = - 2
CS = ( - 4 ; - 2).
.
Espero haberte ayudado suerte.
Pasando el (x + 12) ^ 2 a restar (x + 13) ^ 2 - (x + 12) ^ 2 = (x - 5) ^ 2 por diferencia de cuadrados (x + 13 + x + 12)(x + 13 - x - 12) = (x - 5) ^ 2 2x + 25 = x ^ 2 - 10x + 25 0 = x ^ 2 - 12x factorizando 0 = x(x -…