No they are not the same. For 3^3+3^3+3^3 you get 27. For 3^9 you get 19,683.
These are not the same because In the first problem, following pemdas you cube 3 3 times and then add them together. In the second problem it is 3 to the 9th power so you are multiplying 3 by itself 9 times
