Correct, 2 log 8 =3, 3log 27 = 3, 3 log 1/243 =-3, 4 log 16 = 2, 5 log 125 =3, Incorrect, 2 log 8 =1, 3log 27 = 4, 3 log 1/243 =-4, 4 log 16 = 5, 5 log 125 =6.

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