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(√11+6√2+√11-6√2)²
ex.23.pagina 86 calcul algebric ,clasa a 7-a

Răspuns :

Emily05
[tex]( \sqrt{11}+6 \sqrt{2}+ \sqrt{11} -6 \sqrt{2} )^{2} =\ \textgreater \ \\ (2 \sqrt{11})^2 =\ \textgreater \ \\ 4*11=\ \textgreater \ \\ 44 \\ Succes[/tex]

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