Solution
Solution
Solution steps
Rewrite using trig identities
Apply rule
Use the basic trigonometric identity:
Popular Examples
simplify cos(x-30)simplify sec(pi-x)simplify sin(θ)+sin(-θ)simplify 1/(sqrt(1-sin^2(θ)))simplify cot(180+a)
Frequently Asked Questions (FAQ)
What is simplify-cos(pi-npi) ?
The solution to simplify-cos(pi-npi) is (-1)^n