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

## Answer this Question

## Related Questions

- Math - solve sin(theta)=-1 for all real values of (theta) I don't understand but...
- precalculus - Solve sin theta=-1 for all real values of theta. Is it theta=3pi/2...
- Pre-Calculus - How do I solve: sin theta = -1 for all real values of theta?
- Calculus - I wanted to confirm that I solved these problems correctly (we had to...
- Math - 1. Let (-7, 4) be a point on the terminal side of (theta). Find the exact...
- Algebra II - Multiple Choice Which expression is NOT equivalent to 1? (theta) ...
- Trigonometry - Thank you STEVE!!!!! Suppose that Cos (theta) = 1/square root 2 ...
- Mathamatics - Solve the following trigonometry identities. a) 1-cos2(theta) = ...
- Trig - Find the exact values of sin 2 theta, cos 2 theta and tan 2thea using the...
- Algebra II - Which of the following expressions are not equal to 1? A) sin^2 ...