Which of the following is an odd function

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x, y) ?

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.