Question

(x+2)*+(y-2)*=4 intercepta o eixo 0y

Answer 1

$\mathrm{(x+2)^2+(y-2)^2=4}\\\\ \mathrm{\Rightarrow Para\ x=0\ \to\ (0+2)^2+(y-2)^2=4}\\\\ \mathrm{4+(y-2)^2=4\ \to\ (y-2)^2=0}\\\\ \mathrm{y-2=0\ \to\ \boxed{\mathbf{y=2}}}$

Intercepta o eixo y em (0,2).