Solution
Solution
Solution steps
Rewrite using trig identities
Popular Examples
simplify sec(90-a)+sec(a)simplify-sin(x+pi/2)simplify sqrt(1-cos^2(x))cos(x)simplify cos(t-90)simplify sin(pi/2+2x)
Frequently Asked Questions (FAQ)
What is cos(3pi+3x) ?
The solution to cos(3pi+3x) is -cos(3x)