Question

ARATATI CA NUMARUL x ESTE NATURAL, UNDE:
a) x= $\sqrt{11}-6 \sqrt{2} (tot e sub radical) + \sqrt{9} - 4 \sqrt{2}(totul sub radical) - \sqrt{3} + 2 \sqrt{2}$ (totul sub radical)
b) x= rad 12- 6 rad 3 (totul sub radical) - 2 rad 7+ 4 rad 3(totul sub radical)+ 3 rad 4+ 2 rad 3 (totul sub radical)

Answer 1

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