Question

sendo f(x)=3x+2, calcule f(-1) f(0) f(1)

Answer 1

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

f(0) = 3x0+2 = 0+2 =2 

f(1) = 3 x 1 + 2 = 3+2= 5