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3radical3 cu 2 radical 7 comparati

Răspuns :

[tex]3 \sqrt{3} = \sqrt{ 3^{2} 3}= \sqrt{27} [/tex]
[tex]2 \sqrt{7} = \sqrt{ 2^{2} 7} = \sqrt{28} [/tex]
astfel:
[tex] \sqrt{27} \ \textless \ \sqrt{28} [/tex]
3radical3<2radical7
3radical3=radical27
2radical7=radical28