a) [tex3]4-2\sqrt{3}< k < 4+2\sqrt{3}[/tex3]
b) [tex3]0 < k < 4-2\sqrt{3}[/tex3]
c) [tex3]k > 4 + 2\sqrt{3}[/tex3]
d) [tex3]5-3\sqrt{2} < k < 5+3\sqrt{2}[/tex3]
e) [tex3]4+2\sqrt{3} < k < 5+3\sqrt{2}[/tex3]
Resposta
Gabarito: B
Moderador: [ Moderadores TTB ]