Solution
Solution
Solution steps
Rewrite using trig identities
Apply rule
Popular Examples
simplify cos((123pi)/2-x)simplify cos((9pi)/2+x)simplify sin(90-x)cos(x)simplify cos(a)+cos(-a)simplify 3sin(2x-pi/6)+2
Frequently Asked Questions (FAQ)
What is simplify-sin(x-90) ?
The solution to simplify-sin(x-90) is cos(x)