用数值计算斜边的简单数字代码,我不知道如何用Javascript语言解密斜边代码“hypo =(sidea squared plus sideb squared)的平方根”,当我转到我的网页时它只是显示为空白...我错过了什么请告诉我这是什么谢谢
<html>
<head>
<title> Quadratic</title>
<script type="text/javascript">
function Calculate() {
var a = document.getElementById("aBox").value;
var b = document.getElementById("bBox").value;
var c = document.getElementById("cBox").value;
var x = document.getElementById("xBox").value;
var y = 0;
document.getElementById('outputDiv').innerHTML= 'result y = : 'y = ax2 + bx + c;">
}
</head>
<body>
<h2>Quadratic</h2>
<p>
a: <input type="text" id="aBox" value="2">
<br>
b: <input type="text" id="bBox" value="3">
<br>
c: <input type="text" id="cBox" value="4">
<br>
x: <input type="text" id="xBox" value="5">
<br>
result y = : <input type="text" id="yBox" value="0">
</p>
<div id="outputDiv">
<input type="button" value="Calculate quadratic" onclick="Calculate();">
</div>
<hr>
</script>
</body>
</html>