Solution
Solution
Solution steps
Rewrite using trig identities
Popular Examples
simplify cos(x-pi/4)simplify cos(pi+npi)simplify cos(arcsin(3x))simplify cot(90-x)simplify sin(pi/2+θ)
Frequently Asked Questions (FAQ)
What is cos(x+90) ?
The solution to cos(x+90) is -sin(x)