December 18th, 2016, 09:28 AM  #1 
Newbie Joined: Dec 2016 From: Romania Posts: 2 Thanks: 0  Why is sin(3.6) NEGATIVE?
Why is sin(3.6) negative? It makes no sense. It should be positive between 90 and 90 degrees. 
December 18th, 2016, 10:03 AM  #2 
Global Moderator Joined: Dec 2006 Posts: 18,843 Thanks: 1566 
Perhaps you meant between 0 and 90 degrees, but 3.6 radians exceeds 180 degrees.

December 18th, 2016, 10:40 AM  #3 
Math Team Joined: Jul 2011 From: Texas Posts: 2,737 Thanks: 1387  

Tags 
negative, sin36 
Thread Tools  
Display Modes  

Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
Negative matrix  rayznack  Linear Algebra  5  June 22nd, 2015 06:27 PM 
Manipulation of negative square root of a negative term/#  daigo  Algebra  3  June 30th, 2012 07:06 AM 
Non negative integers  Keroro  Algebra  3  June 9th, 2012 06:30 PM 
Negative Exponents  Danicus  Algebra  9  March 10th, 2012 06:41 PM 
just can't be negative, right?  empiricus  Algebra  6  May 4th, 2010 01:30 PM 