Polar Equations

Complex Number to Polar Equation

Basic Definitions and Operations

Complex Number

Plotting a Complex Number a+bi

Multiple Choice

Write in Polar Form :

$$-1,\ -i\sqrt{3}$$  

• Z=3(COS 30 +I SIN 30)

• Z=2(COS 60 + I SIN 60)

• Z= 4(COS 30 + I SIN 30)

• Z+ 2(COS 30 + I SIN 30)

Multiple Choice

Express the complex number in polar form.
-2 + 5i

• 5.39 ( cos 1.95 + i sin 1.95)
• 5.39 ( cos 65.06 + i sin 65.06)
• 2.65 ( cos 1.95 - i sin 1.95 )
• 2.65 ( cos 65. 06 - i sin 65.06 )

Multiple Choice

Convert the polar coordinates to rectangular form

• (1, 1)

• (1, -1)

• (-1, 0)

• (-1, -1)

Multiple Choice

Convert the polar coordinates to rectangular form

• (1, 1)

• (1, -1)

• (-1, 0)

• (-1, -1)

Multiple Choice

Convert the rectangular coordinates to polar coordinates

(6√3, 6)

• (12, π/6)

• (6, 7π/6)

• (6, π/6)

• (12, 7π/6)