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CLASA A 7-A DAU COROANA!
Calculati x + y si x - y, unde:
a) x = 3[tex]\sqrt{150}[/tex] (6[tex]\sqrt{98} -8\sqrt{50}-7\sqrt{108} +10\sqrt{48}[/tex] si
y = 4[tex]\sqrt{54} (3\sqrt{192} -8\sqrt{72} -4\sqrt{75} +11\sqrt{32} );[/tex]
b) x = 5[tex]\sqrt{24} (4\sqrt{192} -3\sqrt{432} +3\sqrt{243} -5\sqrt{75} )[/tex] si
y = 3[tex]\sqrt{216} (3\sqrt{72} -4\sqrt{162} +6\sqrt{200} -5\sqrt{128} ).[/tex]