AS/A2
Pure 1
Pure 2
P3
Topic 4:
Differentiation
sin x, cos x and tan x
Use the display to show the gradient functions of sin x, cos x and tan x. What are the equations of those curves?
Summary
The gradient function of sin x is cos x
The gradient function of cos x is -sin x
The gradient function of tan x is sec
2
x
Based on free Java applets from
JavaMath