123456/pt javascript/done/F2_jedidjafabriek_V4.html

<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <script> var x = parseInt(prompt("Geef een getal")); var fx = parabool(); alert ("(" +x+ "," +fx+ ")"); function parabool (x){ var y = x*x + 2*x + 6; return y; } </script> </head> <body> </body> </html>

Resultaat

Made by Thijs Aarnoudse