Respuesta :

Answer:

1 no. ans = 6

2 no. ans = 7

Explanation:

1 no. f(x) = f(2)

= x+4

or, 2+4

= 6

4 no. f(x) = f(6)

= 2x-5

or, (2×6)-5

or, 12-5

= 7