Mathematics Education Complex numbers lesson 11 – finding the argument in quadrant 3 and 4 By Magic Monk on Saturday, May 18, 2019 This lesson we talk about how the argument has to be between -180 to 180 degrees, so if the complex number has a negative imaginary part then it will have a negative argument. education mathematics steemiteducation steemstem Previous Post Next Post Related Posts Mathematics Education Vector applications question – Elastic collision, momentum, and kinetic energy Mathematics Education Vectors lesson 21 – Basic vector operations in Geogebra Mathematics Education Vectors lesson 20 – drawing vectors in Geogebra