Question

Draw the graphs of y = sin x and y = cos x in [0.2π] on the same axes.

Answer 1

For sinx

x	π/6	π/3	π/2	π	3π/2	2π
sinx	1/2	√3/2	1	0	-1	0

For cosx

x	π/6	π/3	π/2	π	3π/2	2π
cosx	√3/2	1/2	0	-1	0	1

The green line represents curve for sin(x) and blue for cos(x) for [0,2π].