## anonymous one year ago Find all solutions in the interval [0, 2π). cos x = sin x

1. anonymous

$x=\frac{ \pi }{ 4 },\frac{ 5\pi }{ 4 }$

2. anonymous

3. anonymous

|dw:1437947248113:dw|

4. anonymous

I just looked at the unit circle and check which has the same sin and cos.

5. anonymous

yep

6. anonymous

Thanks! :)

7. anonymous

YOu re welcome