Test Name 
Average score 

START TESTComplex Numbers I
Solving complex number equations, number i, simplifying complex number expressions
Go to Complex Numbers I
10 Questions

36.41 % 
START TESTComplex Numbers II
Finding polar form of a complex number, modulus of a complex number, argument of a complex number, finding exponential form of a complex number, Argand diagram.
Go to Complex Numbers II
10 Questions

24.98 % 
START TESTComplex Numbers III
Finding modified polar form, finding proper polar form, multiplying complex numbers in polar form, dividing complex numbers in polar form, De Moivre’s theorem
Go to Complex Numbers III
10 Questions

32.08 % 
START TESTComplex Numbers IV
De Moivre's theorem, finding roots of a complex numbers, finding principal root of a complex number, finding locus of a complex number
Go to Complex Numbers IV
10 Questions

18.23 % 