Posted by **Kara** on Saturday, June 13, 2009 at 10:53am.

Solve sin theta=-1 for all real values of theta

- Math -
**Reiny**, Saturday, June 13, 2009 at 11:00am
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

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