Solution

Solution

Solution steps
Rewrite as
Apply the periodicity of :
Use the following trivial identity:
periodicity table with cycle:

Popular Examples

tan(300)cos(-(5pi)/6)2tan^2(x)-2=0cos(2x)=-1/2cos(x)=5

Frequently Asked Questions (FAQ)

  • What is the value of tan(225) ?

    The value of tan(225) is 1