Resolver la sgt ecuacion : x al cuadrado + 2 = 5x?
Resolver la sgt ecuacion : x al cuadrado + 2 = 5x.
Resolver la sgt ecuacion : x al cuadrado + 2 = 5x.
ax² + bx + c = 0
En resumen
<img src="https://tex.z-dn.net/?f=x%5E2%2B2-5x%3D0" /> usamos la chicarronera x = <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B-%28-5%29%2B-%20%5Csqrt%7B%28-5%29%5E2-%284%29%281%29%282%29%7D%20%7D%7B2%281%29%7D%20" /> <img src="https://tex.z-dn.net/?
<img src="https://tex.z-dn.net/?f=x%5E2%2B2-5x%3D0" />
usamos la chicarronera
x = <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B-%28-5%29%2B-%20%5Csqrt%7B%28-5%29%5E2-%284%29%281%29%282%29%7D%20%7D%7B2%281%29%7D%20" />
<img src="https://tex.z-dn.net/?f=%20x_%7B1%7D%3D%20%5Cfrac%7B5%2B%20%5Csqrt%7B17%7D%20%7D%7B2%7D%20%20%5C%5C%20%20x_%7B2%7D%3D%20%5Cfrac%7B5-%20%5Csqrt%7B17%7D%20%7D%7B2%7D%20%20%20" /> ; ).
Espero que te sirva, salu2!
(x + 2)(x - 3) = 6x - 6 x² - x - 6 = 6x - 6 x² - x - 6x - 6 + 6 = 0 x² - 7x = 0 x(x - 7) = 0 x = 0 x - 7 = 0 x = 7.
- 6x + 17 = 47 - 6x = 47 - 17 6x = 30 x = 30 / 6 x = - 5.
- 29 + 14m - 42 = - 9m + 7214m + 9m = 72 + 29 + 4223m = 143m = 143 / 23 saludos.
1) X² + 2X - 15 = 0X² + 2X = 15 X² + 2X + 1 = 15 + 1(X + 1)² = 16X + 1 = 4X = 32) 9X² - 12X + 4 = 0. 3X - - - - - - 2. 3X - - - - - - 2 (3X + 2)² = 03X + 2 = 03X = - 2X = - 2 / 3 = - 0, 6663) X² + 10X - 7 = 0X² + 10X =…