Hi Could someone please tell me how to do this n(to the power of)-1 = 3(to the power of)-2 Thanks for any help Soorrry I don't know how to type indicies :/
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Originally Posted by Hannah95 Hi Could someone please tell me how to do this n(to the power of)-1 = 3(to the power of)-2 Thanks for any help Soorrry I don't know how to type indicies :/ $\displaystyle n^{-1}= 3^{-2}$ is the same as $\displaystyle n^1= n= 3^2$. Now, what is $\displaystyle 3^2$?
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