Resuelve - x(a - 4) - 2x + (2 - a)?
Resuelve - x(a - 4) - 2x + (2 - a).
Resuelve - x(a - 4) - 2x + (2 - a).
En resumen
<img src="https://tex.z-dn.net/?f=-x%5Cleft%28a-4%5Cright%29-2x%2B%5Cleft%282-a%5Cright%29" /> <img src="https://tex.z-dn.net/?f=%5Cmathrm%7BPoner%5C%3Alos%5C%3Aparentesis%5C%3Autilizando%7D%3A%5Cquad%20%5C%3Aa%5Cleft%28b%2Bc%5Cright%29%3Dab%2Bac" /> <img src="https://tex.z-dn.
<img src="https://tex.z-dn.net/?f=-x%5Cleft%28a-4%5Cright%29-2x%2B%5Cleft%282-a%5Cright%29" />
<img src="https://tex.z-dn.net/?f=%5Cmathrm%7BPoner%5C%3Alos%5C%3Aparentesis%5C%3Autilizando%7D%3A%5Cquad%20%5C%3Aa%5Cleft%28b%2Bc%5Cright%29%3Dab%2Bac" />
<img src="https://tex.z-dn.net/?f=%3D-ax-4x-2x%2B2-a" />
<img src="https://tex.z-dn.net/?f=%3D-ax%2B2x%2B2-a" />.
Con una simplificación de exponentes.
C = 5 c2 : c al cuadrado y asi b = 4 = >c2 = a2 + b2 25 = a2 + 16 a = 3 a = 3 b = 4 c = 5 sen = co / h cos = ca / h ca = cateto adyacente tag = co / ca co = cateto opuesto ctg = ca / co h = hipotenusa sec = h / ca Cosec…