hello, please help this calculus questions (mainly in cii, it needed to use the result from the ci part, I solve the ci already, remain cii)with clear steps and details, thank you so much , I will pick up your answer if you do 100% correct, thank you

(c) (i) Find all the relative extreme p0int(s) of g (I) = 1n xx+l on (0,00). (ii) Let a, b, c, u, v, w be positive numbers for which au+bv+cw=u+v+w. Use the result of (c)(i) to Show that a\"b"c\"' g 1