Posted by **George** on Friday, January 15, 2010 at 1:03am.

cos^2(x) + sin(x) = 1

- Find all solutions in the interval [0, 2pi)

I got pi/2 but the answer says {0, pi/2, pi}

Where does 0 and pi come from for solutions? When simplifying I just get sin(x)=1

## Answer This Question

## Related Questions

- math - find all solutions in the interval [0,2 pi) sin(x+(3.14/3) + sin(x- 3.14/...
- Trigonometry - Solve the equation for solutions in the interval 0<=theta<...
- trig - I need to find all solutions of the given equations for the indicated ...
- Math - Can I please get some help on these questions: 1. How many solutions does...
- math - Find all solutions to the equation tan(t)=1/tan (t) in the interval 0<...
- Pre-Calc - Find all solutions of the equation in the interval [0, 2pi). Show all...
- Math - 1. On the interval [0, 2pi] what are the solutions to the equation ...
- Pre-Calc/Math - Use factoring, the quadratic formula, or identities to solve cos...
- Math Trig - Find all solutions on the interval [0,2pi] for the following: 2sin^2...
- Trig - Given: cos u = 3/5; 0 < u < pi/2 cos v = 5/13; 3pi/2 < v < ...

More Related Questions