The function g is continuous on [0,6] and differentiable on (0,6).
Selected function values are g(0)=2,g(2)=5,g(4)=−1,g(6)=3.
The only critical numbers of g in (0,6) are x=2 and x=4.
At which of the following x–values does g attain its absolute minimum on [0,6]?
a) x=0
b) x=2
c) x=4
d) x=6