Solution
Solution
Solution steps
Use the basic trigonometric identity:
Apply rule
Popular Examples
simplify-sin(x-90)simplify cos((123pi)/2-x)simplify cos((9pi)/2+x)simplify sin(90-x)cos(x)simplify cos(a)+cos(-a)
Frequently Asked Questions (FAQ)
What is pinsin(pin) ?
The solution to pinsin(pin) is 0