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Buna seara . Radical 23 la puterea 8
Radical 16 la puterea 14
Radical 20 la puterea 20


Răspuns :

[tex] \sqrt{ {23}^{8} } = {23}^{4} \\ \sqrt{ {16}^{14} } = {16}^{7} \\ \sqrt{ {20}^{20} } = {20}^{10} [/tex]