Solution
Solution
Solution steps
Use the basic trigonometric identity:
Popular Examples
simplify sin(x-(3pi)/2)simplify cos(pi/3+x)simplify sqrt(1+tan^2(θ))simplify tan(x-pi)simplify 3sin(x-pi/2)
Frequently Asked Questions (FAQ)
What is cos(n(-pi)) ?
The solution to cos(n(-pi)) is (-1)^{-n}