1.x^2/16+y^2/12=1a=4,c=2离心率c/a=1/2.焦点坐标(-2,0),(2,0)顶点:(-4,0)(4,0)(0,2√3)(0,-2√3)2.x^2/6+y^2/10=1c=2离心率c/a=√10/2.焦点坐标为(0,-2),(0,2)顶点为:(√6,0)(-√6,0)(0,√10)(0,-√10)...