How do you solve cos(2t)=1/2?
1 Answer
Nov 26, 2015
Since
x=pi/3 + 2k\pi x=5/3 pi + 2k\pi ,
We simply need to substitute
2t=pi/3 + 2k\pi 2t=5/3 pi + 2k\pi
From which we have
t=pi/6 + k\pi t=5/6 pi + k\pi
