SOLUTION: (3 square root 27)^-1 is equal to A. 3 B. 1/3 C. -3 D. sqaure root 3

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Question 1075616: (3 square root 27)^-1 is equal to
A. 3
B. 1/3
C. -3
D. sqaure root 3
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
3 sqrt (27)=3*sqrt(3*9)=9 sqrt (3)
[9 sqrt(3)]^(-1)
is 1/[9 sqrt(3)]
That is sqrt (3)/27, which is none of the answers above.