Complex Numbers Polar

The rectangular form of the complex number 12(cos315^o + i sin315^o) is...

• 6√2 + 6√2 i

• 6√2 - 6√2 i

• -6√2 + 6√2 i

• -6√2 - 6√2 i

Express the point in trig form in standard form.
4 ( cos π /3 + i sin π /3)

• 2 + 2√3 i

• 2 + √3 i

• 2 - 2√3 i

• -2 + 2√3 i

Convert the polar coordinates to rectangular form

• ( -3, 3)

• (3, 3√3)

• (-3, 3√3)

• (3, -3√3)

Which complex number that is represented in the graph below?

In the complex plane, the ____________ is the distance from the origin to the complex number point z.

The _________________ is the radian or degree measure of the counter clockwise rotation of the vector representing complex number z.

The rectangular form of a complex number is written as z = a + bi, with (a, b) representing the point in the complex plane. Which of the following represent that point as written in polar form?

In the polar equation z = 6 (cos(45^o) + i sin(45^o), the modulus is:

In the polar equation z = 6 (cos(45^o) + i sin(45^o), the argument is: