Función 1

$$R-\left\{-2,2\right\}$$

$$R-\left\{-1,2\right\}$$  

$$R-\left\{-3,-2\right\}$$  

$$R-\left\{2\right\}$$  

$$R-\left\{-3\right\}$$   

$$R-\left\{-1\right\}$$  

$$R-\left\{-2\right\}$$  

$$R-\left\{2\right\}$$  

$$R-\left\{-3,2\right\}$$  

$$R-\left\{-1\right\}$$  

$$R-\left\{2,3\right\}$$  

$$R-\left\{2,-3\right\}$$  

$$R-\left\{-3,2,3\right\}$$  

$$R-\left\{-1,-2,3,4\right\}$$  

$$R-\left\{-3,-2,2,3\right\}$$  

$$R-\left\{-2,3,4\right\}$$  

$$R-\left\{0,4\right\}$$  

$$R-\left\{3,5\right\}$$  

$$R-\left\{-1,3\right\}$$  

$$R-\left\{0,1\right\}$$  

$$\left(-\infty,-8\right)$$  

$$\left\{\pm8\right\}^c$$  

$$R-\left\{8\right\}$$  

$$\left\{\pm8\right\}$$  

( - $$\infty$$ ,2] U (12,+ $$\infty$$  )

$$R$$  

(2,12)

( -undefined,2)U [12,+undefined )

$$\left(3,5\right)^{ }$$  

( - $$\infty$$ ,3) U ( 5, + $$\infty$$ )

{3,5}

$$R-\left\{3,5\right\}$$  

$$R$$  

(-9,9)

( - $$\infty$$ . -9 ] U [ 9, + $$\infty$$ )

$$R-\left\{9\right\}$$  

{2,3}

( - $$\infty$$ , 2) U (3 , + $$\infty$$ )

$$R$$