Unit 6 Practice

Front

Simplify: (2 - 3i)(5 + 4i)

Back

22 - 7i

Front

Convert 5√3 - 5i to Polar (cis) Form.

Back

10 cis(11π/6)

Front

Simplify: (-6 - 2i)²

Back

32 + 24i

Front

What is the radius to the following rectangular point: (5, 2)?

Back

√29

Front

Which point represents (2, π/6)?

Back

B

Front

Definition: Complex Number

Back

A number of the form a + bi, where a and b are real numbers and i is the imaginary unit.

Front

Definition: Polar Form of a Complex Number

Back

A representation of a complex number in the form r(cos θ + i sin θ) or r cis θ.

Front

Definition: Imaginary Unit (i)

Back

i is defined as the square root of -1.

Front

Definition: Radius in Polar Coordinates

Back

The distance from the origin to the point in the polar coordinate system.

Front

Definition: Rectangular Coordinates

Back

A coordinate system where points are defined by (x, y) pairs.