Trigonometric Form of a Complex Number

Learn how to convert a complex number into Trigonometric Form in this free math video by Mario's Math Tutoring.

0:15 What is the trigonometric form of a complex number
0:50 Formulas for switching from standard form to trigonometric form and from trigonometric form to standard a + bi form.
1:26 Example 1 writing 3 +4i in trigonometric form
3:04 Example 2 converting from Trig form to standard a + bi form

* Organized List of My Video Lessons to Help You Raise Your Scores & Pass Your Class. Videos Arranged by Math Subject as well as by Chapter/Topic. (Bookmark the Link Below)

[KurNorock]

Gotta love when a math teacher just says "This equals that" as if I'm supposed to just know that for some reason. If I already knew it, I wouldn't be here watching this video.

[iprovedthem]

I have an exam coming up and this is on it, I've been struggling with this for weeks and just remembered you existed today. Thanks for the video, it finally makes sense.

[dannycastaneda]

I love you . This is the first video where it explain clearly

[ShyGuyFan]

Explained it way better than my trig professor in a fraction of the time. Thanks Mario

[VJMs]

Man, I liked the way you explained this! Awesome!

[jonahupah]

Thank you for being better than my professor right know, much respect and appreciation.

[z.albawab]

Super amazing, helped a lot, the way u explain is perfect, keep it up!

[gabyjz]

Concise and easy to follow! Thank you!!

[enternamehere]

Mario making math topics fun and easy!

[Jan_ice]

thank you so much, i didn't know how to do this for like a few weeks and i have a test on tuesday 🙏

[kutlwanoranaka]

Wow this really helped me a lot. Love how you simplified it

[bscstudent]

Thanks sir, you are teaching very good. Love from India 💝

[automotivesiblings]

This is so straight teaching, great explanation!

[PamelaLoredoPaz]

why did you put 5 where you had 10cospi/3 and on the other side too? where does it come from?

[anwarmustaffa]

Thanks a lot, you help me to solve this problem.

[TruMystery]

i have a question
what if the angle is -170?
do i have to add 360 to it?

[aidansoats]

Got my answer to my question within the first minute. Very much appreciate

[elijah]

what happens if the standard form is written with a minus instead of a plus?

[mohrukhtalabkhoja]

Very good explanation. Thank you very much.

[manishkota]

This was a bit confusing for me, but when you explained it step by step I was enlightened. (PS; why did this video end on the word "it".