Find the domain of the graphed function

Read the following two statements. then use the law of syllogism to draw a conclusion. if the tv is too loud, then it will give me a headache. if i have a headache, then i will have to rest.

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i