When a graph is squeezed

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

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

|p| > 3 {-3, 3} {p|-3 < p < 3} {p|p < -3 or p > 3}