Math
posted by Kara .
Solve sin theta=1 for all real values of theta

look at a standard sine cureve
sin 270 = 1
so for sin(theta) = 1, theta = 270º or 3pi/4 radians
a general solution would be
theta = (270 + 360k)º where k is any integer
or in radians,
theta = 3pi/4 + 2kpi