已知曲线C的参数方程是x=(根号3)t,y=t^2⼀2+1(t为参数),点M(6,a)在曲线C上,则a=______________

2025-05-01 00:38:13
推荐回答(1个)
回答1:

x^2=3t^2
t^2=x^2/3
所以y=t^2/2+1=x^2/6+1
将x=6代入上式,得到y=a=7