let raices;

console.log("Ecuacion: x^2 + 5x - 8 = 0");
resolver(1, 5, -8);
console.log("Ecuacion: 2x^2 - 8x + 15 = 0");
resolver(2, -8, 15);
console.log("Ecuacion: 10x^2 + 20x + 9 = 0");
resolver(10, 20, 9);


function tiene_solucion(a, b, c){
	let aux = ((b**2)-(4*a*c));
	if(aux<0){
		return false;
	}
	return true;
}

function cuadratica(a, b, c){
	x1 = ( (-b) + (((b**2)-(4*a*c))**0.5)) / (2*a);
	x2 = ( (-b) - (((b**2)-(4*a*c))**0.5)) / (2*a);
	let resultados = [x1, x2];
	return resultados;
}

function resolver(a, b, c){
	if(tiene_solucion(a, b, c)){
		raices = cuadratica(a, b, c);
		console.log("x1: " + raices[0]);
		console.log("x2: " + raices[1]);
	} else {
		console.log("no tiene solucion real");
	}
}