In order to work with complex numbers without drawing vectors, we first need some kind of standard mathematical notation. There are two basic forms of. Complex Numbers in Rectangular and Polar Form. To represent complex numbers x + yi geometrically, we use the rectangular coordinate system with the . Given a complex number in rectangular form, write it in polar form. Given a complex number in polar form, write it in rectangular form.
Precalculus Help» Polar Coordinates and Complex Numbers» Polar Form of Complex Numbers» Express Complex Numbers In Rectangular Form. Electrical Tutorial about Complex Numbers and the use of Complex Numbers in the Analysis of AC Circuits using both Rectangular Form and Polar Form.