Oblicz 1. [latex](3- sqrt{2} )^2+4(2- sqrt{2} )[/latex] 2.[latex] frac{5 +sqrt{2} }{5 -sqrt{2} } [/latex] 3.[latex](2-3 sqrt{2} )^2[/latex] 4.Liczba odwrotna do liczby [latex] sqrt{2} -1 [/latex] w postaci [latex]a sqrt{2} +b[/latex]
Oblicz
1. [latex](3- sqrt{2} )^2+4(2- sqrt{2} )[/latex]
2.[latex] frac{5 +sqrt{2} }{5 -sqrt{2} } [/latex]
3.[latex](2-3 sqrt{2} )^2[/latex]
4.Liczba odwrotna do liczby [latex] sqrt{2} -1 [/latex] w postaci [latex]a sqrt{2} +b[/latex]