Question

Hey people i will award a medal and become a fan if you can help me with some pesky Precalc :3

Answer 1

Use DeMoivre's Theorem to write the complex number in trigonometric form: (cos pi/4 + isin pi/4)^3

Answer 2

I know tough right :P ^^

Answer 3

These are the options

Answer 4

@radar could you possibly help me?

Answer 5

one sec i think i can help

Answer 6

you can use this app called mathway, or just go to mathway.com

Answer 7

no way really? :D thank you

Answer 8

Oh ive been using that :P it just comes up saying that it cannot be detected :/

Answer 9

it worked for me, i wish i could send a screenshot, but i dont have internet

Answer 10

what answer did you get?

Answer 11

D

Answer 12

ah right, im not sure thats correct though thats the one i thought was least convincing

Answer 13

lol youre welcome

Answer 14

thanks for trying though :)