#
OEF Complex numbers
--- Introduction ---

This module actually contains 28 exercises on complex numbers.
For exercises which ask to reply with a complex number, you must enter the
number under the form a+b*i.

### Equilateral triangle

, .

### Asked argument

.

### Given argument

.

### Argument of sum

,
.
.

### CBRT

.
?

### Cubic root

, .

### Equation with module

. 0 .

### Fraction

:

### Fraction II

:

### Maximum of module

,
?

### Maximal module

,
.

### Module of sum

,
,
?

### Module of sum II

,
.
.

### Pentaroot

,
,
,
.
?

### Power conjugate

?

### Pythagorus

,
,
.
?

### Pythagorus II

,
.
?

### Quadratic double root

?

### Quadratic double root II

?

### Roots quadratic polynomial

.

### Root and coefficients

.

### Square root

, .

### Sum with inverse

.
.

### Sum of i

.

### Sum of j

.

### Sum of unit roots

.
?

### Two roots

,
, ____________.

### Two roots II

,
,
____________.
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- Description: collection of exercises on complex numbers. interactive exercises, online calculators and plotters, mathematical recreation and games
- Keywords: interactive mathematics, interactive math, server side interactivity, algebra, complex_number,complex_plane,equations,roots