If the line #y=2x+c# touches the ellipse #x^2/4+y^2/3=1#, find the value of #c#?
1 Answer
Aug 1, 2017
Explanation:
The line
Now substituting the value of
Now as this equation has only one solution
graph{(3x^2+4y^2-12)(2x+sqrt19-y)(2x-sqrt19-y)=0 [-5, 5, -2.5, 2.5]}