3x*x+4y*y=1
x*x / (√3/3*√3/3) + y*y /(1/2*1/2) = 1
a = √3/3 ,b = 1/2
a>b,长轴在x轴上
c = √(a^2-b^2) = √(1/3-1/4) = 1/√12 = √3/6
焦点坐标(-√3/6,0),(√3/6,0)
3x*x+4y*y=1
x*x / (√3/3*√3/3) + y*y /(1/2*1/2) = 1
a = √3/3 ,b = 1/2
a>b,长轴在x轴上
c = √(a^2-b^2) = √(1/3-1/4) = 1/√12 = √3/6
焦点坐标(-√3/6,0),(√3/6,0)