Respuesta :

Answer:

f

(

x

)

=

3

x

2

,

x

=

9

f

(

x

)

=

3

x

7

 ,

x

=

3

f

(

x

)

=

x

2

,

x

=

12

f(x)=3x−2,x=9f(x)=3x−7,x=3f(x)=x2,x=12