Question

efetue essa operação ♡

Answer 1

($\sqrt{2}$ + 3) . ($\sqrt{2}$ - 3)
($\sqrt{2}$ - 3)$^{2}$
($\sqrt{2}$)$^{2}$ - 2.$\sqrt{2}$.3+3$^{2}$
2 - 6$\sqrt{2}$ + 9
11 - 6$\sqrt{2}$