Question

I want to master trigonometry, suggest me some Text books for it.

Answer 1

@e.mccormick

Answer 2

High level trigonometry it is a very big branch lol

Answer 3

I am in 12th grade. Now let me know most popular once

Answer 4

Well r u an indian

Answer 5

Check here for details : http://openstudy.com/users/goformit100

Answer 6

http://en.wikipedia.org/wiki/Trigonometry

Answer 7

U can try the IIT textbooks for trigonometry

Answer 8

They are the best

Answer 9

By the way u can search them on google books

Answer 10

Use that MERLOT site, I found trig there too. Another thing is that many see Trig as pre-calculus these days. So search for that as well.