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3*3la puterea 2*3la puterea 3*...*3 la puterea 21: 9 la puterea 114 

Răspuns :

Anamariaangel
[tex]3*3 ^{2} *3 ^{3} *...*3 ^{21} :9 ^{114}=3 ^{1+2+3+...+21} :(3 ^{2} ) ^{144} =3 ^{ \frac{21(21+1)}{2} } :3 ^{288} [/tex][tex]=3 x^{231}:2 ^{228}=3 ^{231-228} =3 ^{3}=27 [/tex]

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