Solution
Solution
+1
Solution steps
Simplify
Use the following trivial identity
Popular Examples
arccos(sqrt(1/3))arctan(sqrt((tan(9))^2+(tan(1))^2))1-cos(60)-2sin^2(30)600*sin(60)(sin(pi/8)+cos(pi/8))^2
Frequently Asked Questions (FAQ)
What is the value of cos(pi/2+pi/3) ?
The value of cos(pi/2+pi/3) is -(sqrt(3))/2