function quadraticEquation(a, b, c) {
    let discriminant = b ** 2 + -4 * a * c

    if (discriminant > 0) {
        let x1 = (-b + Math.sqrt(discriminant)) / (2 * a)
        let x2 = (-b - Math.sqrt(discriminant)) / (2 * a)

        console.log(x1)
        console.log(x2)
    } else if(discriminant === 0){
        let x = -b / (2 * a)

        console.log(x)
    }else {
        console.log('No')
    }
}