Exam questions (U6). Complex Numbers

It'll be a multiple choice test in which you will have to prove having the following skills:

Simplifying (in ℂ) expressions with negative roots.
Solve any quadratic equation in ℂ.
Basic operations with complex numbers in standard form (addition, substraction, multiplication, division and "small" powers).
Drawing complex numbers in standard form and polar form (or identifying a drawing with a number).
Identifying real and imaginary part of a complex number written or represented in any form.
Calculating the modulus and argument of a complex number.
Converting complex numbers polar↔standard.
Operations in polar form: product, division, powers and roots.