Question

sejaf(x)=(3x+1), calcule f(2)(x)

Answer 1

se for isso:

f(x)= 3x+1

CALCULE f(2)

ENTAO:

f(x)= 3x+1

f(2) = 3. 2 + 1

f(2) = 6 + 1

f(2) = 7