Derivatives of Trig Functions
The derivative of sin(x) is cos(x)
The derivative of cos(x) is -sin(x)
The derivative of tan(x) is sec²(x)
The derivative of csc(x) is -csc(x)cot(x)
The derivative of sec(x) is sec(x)tan(x)
The derivative of cot(x) is -csc²(x)