Solution
Solution
Solution steps
Rewrite using trig identities
Popular Examples
simplify tan(x/2+pi/4)simplify csc(pi+x)simplify cot(3pi-θ)simplify sin(θ+180)simplify cos(x+(2pi)/3)
Frequently Asked Questions (FAQ)
What is cos(180+a) ?
The solution to cos(180+a) is -cos(a)