Question

The solution set of tan2x=1 [0,1]?

Answer 1

The solution is `S={1/8pi+k/2pi, AA kin ZZ}`

Explanation:

If `tan2x=1`

Then,

`2x=arctan(1)`

`2x=pi/4+kpi`

`x=1/8pi+k/2pi`, `AA kin ZZ`

graph{(y-tan(2x))(y-1)=0 [-7.02, 7.03, -3.51, 3.51]}