Question

Considere a funcão afim f(x)= -6x + 12, calcule:a) f(x)=0b) f(x)= -17Dada a funcão afim f(x)= 4 -6x, calcule f(-3)

Answer 1

a) -6x+12= 0
-6x= -12
x= -12/-6
x= 2

b) -6x+12= -17
-6x= -17-12
-6x= -29
x= -29/-6
x= 4,83

f(-3)= -6(-3)+12
f(-3)= 30