# trigonometry
Derivative of Sin x
The derivative of sin x is cos x.
Published At:
June 05, 2024
Cos 2x Formula
cos 2x = cos² x - sin² x = 2.cos² x - 1 = 1 - 2.sin² x.
Published At:
August 06, 2024
Derivative of Tan x
The derivative of tan x is 1+tan² x.
Published At:
June 21, 2024
Cot 2x Formula
Cot 2x = (Cot² x - 1)/2.Cot x
Published At:
August 09, 2024
Derivative of Sin u
The derivative of sin u is u'.cos u.
Published At:
June 06, 2024
Derivative of Cos x
The derivative of cos x is -sin x.
Published At:
June 11, 2024
Integral of Tan x (Integral of Tangent)
The integral of tan x is -ln |cos x|
Published At:
December 29, 2024
Derivative of Tan ax
The derivative of tan ax is a.(1+tan² ax).
Published At:
July 16, 2024
Derivative of Tan u
The derivative of tan u is u'.(1+tan² u).
Published At:
July 01, 2024
1/4