9000031204 | math4u.vsb.cz

SubArea:

Complex numbers in algebraic and polar form

Level:

Project ID:

9000031204

Source Problem:

Accepted:

1

Clonable:

1

Easy:

0

Find the absolute value of the complex number

z = \frac{2 - i}{2 + i}

.

1

5

\frac{\sqrt{7}}{5}

\frac{\sqrt{5}}{5}