Tarea 5

Funcion composición

f(x)= 2-x² g(x)=x+4 h(x)=√x

1. gog
   (gog)(x)= (x+4)+4
   = x+8
   
   
2. hofo3g
   (hof)(x)= √2-x²
   (fo3g)(x)= √2-(3x+12)²
   = √2-(9x²+72x+144)
   = √2-9x²-72x-144
   = √-9x²-72x-142
   
   
3. hog
   (hog)(x)= √x+4
   
   
4. 2goh
   (2goh)(x)= 2√x+8