Solution
Solution
Solution steps
Rewrite using trig identities
Popular Examples
simplify cos(-pix)simplify cot(arccos(x/5))simplify j^2cos(-pit+pi/2)simplify sin(-2npi)simplify sin^{2020n}(-x)
Frequently Asked Questions (FAQ)
What is sin(n-pi/2) ?
The solution to sin(n-pi/2) is -cos(n)