Complex Numbers

Consider a complex number $$z$$ which satisfies the equation $$\left |z-\left (\displaystyle\frac{4}{z}\right )\right |=2$$
Consider a complex number $$z$$ which satisfies the equation $$\left |z-\left (\displaystyle\frac{4}{z}\right )\right |=2$$
Consider a complex number $$z$$ which satisfies the equation $$\left |z-\left (\displaystyle\frac{4}{z}\right )\right |=2$$
Consider a complex number $$z$$ which satisfies the equation $$\left |z-\left (\displaystyle\frac{4}{z}\right )\right |=2$$
Consider a complex number $$w = \dfrac{z - i}{2z + 1}$$, where $$z = x + iy$$ and $$x, y \epsilon  R$$.