a) [tex](\sqrt{7} )^2=7[/tex]
b) [tex](\sqrt{5} )^2=5[/tex]
c)[tex](\sqrt{2} )^2=2[/tex]
d)[tex](\sqrt{3} )^5=3^3[/tex]
e)[tex](2\sqrt{3} )^2=2^2\sqrt{3^2} =4\times3=12[/tex]
f)[tex](-3\sqrt{5})^3=(-3)^3\sqrt{5^3} =-27\times5\sqrt{5} =-135\sqrt{5}[/tex]
g)[tex]- \sqrt{4^2}= -4[/tex]
h)[tex](-\sqrt{6} )^6=\sqrt{6^6} =6^3=216[/tex]
i)[tex](\frac{2\sqrt{3} }{3\sqrt{2} } )^2=\frac{2^2\times3}{3^2\times2} =\frac{4\times3}{9\times2} =\frac{12}{18} =\frac{2}{3}[/tex]
Sper ca sunt corecte si ca te-am ajutat! M-ar ajuta o coronita :>
