Solution
Solution
Solution steps
Rewrite using trig identities
Popular Examples
simplify cos(2x-pi/2)simplify cos(x+2pi)simplify cos(x)-cos(-x)simplify cos(90+a)simplify cos(-sin(x))
Frequently Asked Questions (FAQ)
What is sin(120-x) ?
The solution to sin(120-x) is (sqrt(3))/2 cos(x)+1/2 sin(x)