Solution
Solution
Solution steps
Rewrite using trig identities
Popular Examples
simplify tan(sin(-1(x)))simplify cos(x+pi/2)simplify cos(-npi)simplify cos(90-x)simplify sqrt(1-sin^2(x))
Frequently Asked Questions (FAQ)
What is cos(x-pi/2) ?
The solution to cos(x-pi/2) is sin(x)