Solution

simplify

Solution

Solution steps
Rewrite using trig identities
Add similar elements:

Popular Examples

simplify cos(2pi-y)simplify simplify sin(0.00000001+x)simplify simplify sin((2-3)x)simplify simplify sec(arccos(8/x))simplify simplify cot(x-(5pi)/4)simplify

Frequently Asked Questions (FAQ)

  • What is cos(pi-x)+cos(x) ?

    The solution to cos(pi-x)+cos(x) is 0