Posted by **sejul** on Wednesday, March 30, 2011 at 6:16pm.

I have to retype this.

For which angles theta,

with 0 degrees less than/equal to theta less than/equal to 180 degrees, is sin 3theta = (equal) -1 (negative 1)?

a) 30 and 150 degrees

b) 60 and 120 degrees

c) 90 degrees

d) 0 and 120 degrees

How do I set this up?

## Answer this Question

## Related Questions

- Math - Solving Trig Equations - Solve each equation on the interval: 0 is less ...
- math - For which angles beta, with 0 degrees less than/equal to beta less than/...
- Trig(continued) - 2)Find the solution of sin2 theta = cos theta if 0 -< theta...
- trig - what are the values of theta in the interval 0 degrees is lessthan or ...
- trig - sin2 theta = cos theta, 90 degrees less than or equal to thetha greater ...
- Trig - Given 2secant^2 (theta) + 1 = 5 secant (theta), solve for (theta), to the...
- trig - find two values of theta, zero degrees is than or equal to theta which is...
- Pre Cal - sin theta - 2sin^2 theta = 0 I'm using the up carrot sign to signal "...
- Algebra II - Multiple Choice (theta) means the symbol 0 with the dash in it. 1.)...
- trig - tan theta= square root of 3 / 3 if o degrees is less than or equal to ...