Question

9.Fie f:{-3,0,3,6}---->R,f(x)=1- 4 pe 3 ori x.Calculati f(6)-f(-3)

Answer 1

f(6)=1-4/3 ori 6=1-8=-7
f(-3)=1-4/3 ori -3=1+4=5
f(6)-f(-3)= -7-5 = -12