Solution
Solution
Solution steps
Rewrite using trig identities:
Use the following trivial identity:
Simplify
Popular Examples
cos(2)+1-2sqrt(3)((2pi)/3)+2cos((2pi)/3)-6sin((2pi)/(0.8)(0.5-0.2))+15sin^2(120)-cos^2(120)sqrt((9.8)/(0.0272*cos^2(-0.78)))
Frequently Asked Questions (FAQ)
What is the value of tan^2((7pi)/4) ?
The value of tan^2((7pi)/4) is 1