Math Formulas

Algebra → Complex numbers → Complex problems

MR-123

For the given $z = 1 + i$ , calculate the following expression:

$\frac{z - \bar{z}}{1 + z \cdot \bar{z}}$

MR-148 / 7.

Calculate the value of the following expression:

$f (z) = - z^{3} + 3 z^{2} + z + 2 f (3 + 2 i)$