Moonlightshimmer13 Moonlightshimmer13

04-04-2017
Mathematics

contestada

Write -6 - 8i in polar form
Appreciate any help thank you so much!

Respuesta :

Аноним Аноним

04-04-2017

-6 = r cos α and -8 = r sin α

r = sqrt( 6^2 + 8^2) = sqrt 100 = 10

α = arctan ( -8/-6) = arctan (4/3) = 53.13 degrees

polar firm = r ( cos α + i sin α)
= 10(cos 53.18 + i sin 53.18)

its been a long time but ui think thats correct

Answer Link

Otras preguntas

If the trip is 865 miles about how many miles will David drive

What is the value of X? A: 125 B: 110 C: 35 D: 55

(a) Construct a scatter plot using the data in the table.

I need help with geometry and help learning it

I need help plzzzzzzzzzzzzzz

I want a summary for the story teens and technology share a future

PLEASE HELP I AM BEING TIMED!! Find the sum of the measure of the interior angles for the following regular polygon? A: 1440 B:2340 C:2160 D:1080

You earn $56 walking your neighbor's dog for 8 hours. Your friend earns $36 painting your neighbor's fence for 4 hours. What is your pay rate? And What is your

12. How can a person help decrease his or her risks of heart disease, cancer, and other diseases? (5 points)

All of these are examples of compounds except