Homework Help: trig

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?

No one has answered this question yet.

Answer this Question

Related Questions

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 - given that 0 is less then or equal to theta and theta is less then or ...
trig - tan theta= square root of 3 / 3 if o degrees is less than or equal to ...
trig - If tan theta = sin theta, and theta is greater than or equal to 0 and ...
trig - find two values of theta, zero degrees is than or equal to theta which is...
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/...
Math - How do I solve Cos(theta)= 3/7 if 0 degrees is less than or equal to ...

For Further Reading

First Name:
School Subject:
Answer: