Question

Write the complex number in the form a + bi.

6(cos 330° + i sin 330°)

Answer 1

do you know what \(\cos(330)\) is ?

Answer 2

if not let me know, but it is a direct computation
plug in the numbers and see what you get

Answer 3

not really

Answer 4

you need a trig cheat sheet
find the angle of 330 on the unit circle on the last page of the attached cheat sheet
the first coordinate is cosine, the second coordinate is sine
you gotta be able to do this, let me know what you get

Answer 5

3square root of three + 3i