SPECIAL VALUES OF TRIGONOMETRIC FUNCTIONS CHSN REVIEW PROJECT 30◦ 60◦ 45◦ 0◦ 90◦ 180◦ 270◦ √ √ 1 3 2 sin 0 1 0 −1 2 2 2 √ √ 3 1 2 cos 1 0 −1 0 2 2 2 √ 3 √ tan 3 1 0 undefined 0 undefined 3 √ √ 3 cot 3 1 undefined 0 undefined 0 3 √ 2 3 √ sec 2 2 1 undefined −1 undefined 3 √ 2 3 √ csc 2 2 undefined 1 undefined −1 3 This review guide was written by Dara Adib. This review guide and other review material are developed by the CHSN Review Project. Copyright © 2008-2009 Dara Adib. This is a freely licensed work, as explained in the Definition of Free Cultural Works (freedomdefined.org). It is licensed under the Creative Commons Attribution- Share Alike 3.0 United States License. To view a copy of this license, visit http://creativecommons. org/licenses/by-sa/3.0/us/ or send a letter to Creative Commons, 171 Second Street, Suite 300, San Francisco, California, 94105, USA. This review guide is provided “as is” without warranty of any kind, either expressed or implied. You should not assume that this review guide is error-free or that it will be suitable for the particular purpose which you have in mind when using it. In no event shall the CHSN Review Project be liable for any special, incidental, indirect or consequential damages of any kind, or any damages whatsoever, including, without limitation, those resulting from loss of use, data or profits, whether or not advised of the possibility of damage, and on any theory of liability, arising out of or in connection with the use or performance of this review guide or other documents which are referenced by or linked to in this review guide.
Authors Dara Adib
License CC-BY-SA-3.0