19. Quadratic Equation

function solve(arr)
{
    let a=arr[0];
    let b=arr[1];
    let c;
    if(arr.length<3)
    {
         c=0;
    }
    else
         c=arr[2];

    let discriminant=b*b-4*a*c;
    let x1=0;
    let x2=0;

    if(discriminant>0)
    {
        x1=(-b+Math.sqrt(discriminant))/(2*a);
        x2=(-b-Math.sqrt(discriminant))/(2*a);
        console.log(Math.min(x1,x2));
        console.log(Math.max(x1,x2));
    }
    else if(discriminant==0)
    {
        x1=-(b/2*a);
        console.log(x1);
    }
    else
    {
        console.log("No");
    }
}
solve([6,11,-35]);