<html>
<body>
<h1>Math.cosh()</h1>
<p>Click the button to display the hyperbolic cosine value of 3.</p>
<button onclick="myFunction()">Try it</button>
<p id="demo"></p>
<script>
function myFunction() {
document.getElementById("demo").innerHTML = Math.cosh(3);
}
</script>
</body>
</html>