Question

dada a função f(x)=3x+1 calcule :

A ) f(-1)

B) f(-2)

C) f(0)

D) f(2)

Answer 1

Boa tarde

f(x) = 3x + 1 

A ) f(-1) = -3 + 1 = -2

B) f(-2) = -6 + 1 = -5 

C) f(0) = 1

D) f(2) = 6 + 1 = 7