Posted by **Wanda** on Friday, May 9, 2008 at 4:50pm.

1. 3cot^2 (x) - 1 = 0

My answer: pi/3, 2pi/3, 4pi/3, 5pi/3

2. 4cos^2 (x) - 1 = 0

My answer: pi/3, 2pi/3, 5pi/3, 4pi/3

3. 2sin (x) + csc (x) = 0

My answer: unknown lol

i got to the part: sin^2 (x) = -1/2

4. 4sin^3 (x) + 2sin^2 (x) - 2sin^2 (x) = 1

## Answer This Question

## Related Questions

- Pre-Cal(Please check) - 1) Find all the solutions of the equation in the ...
- Pre-Cal(Please check) - 1) Find all the solutions of the equation in the ...
- Pre-Cal (Please help) - Find all the soultions of the equation in the interval...
- Pre-Cal - Find all the soultions of the equation in the interval (0,2pi) sin 2x...
- Math - 1. On the interval [0, 2pi] what are the solutions to the equation ...
- Math - Hi! Okay so I started to attempt this math problem; 3cot^2x-1=0. However...
- PreCalculus - Hi I need some assistance on this problem find the exact value do ...
- maths - Please can you help me with this question? Choose the option which is a ...
- Math - Solve (sinx-1)(cosx -1/2) = 0 where 0≤x<2pi a) pi/3, pi/2, 5pi/3...
- math - find the trigonometric form of -12-12(square root)3i a. 24(cos2pi/3 + ...

More Related Questions