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<html><body><h1>JavaScript Math</h1><h2>The Math.sqr() Method</h2><p>Math.sqrt() returns the square root of a number:</p><p id="demo"></p><script>let a = Math.sqrt(0);let b = Math.sqrt(1);let c = Math.sqrt(9);let d = Math.sqrt(64);let e = Math.sqrt(-9);document.getElementById("demo").innerHTML =a + "<br>" + b + "<br>" + c + "<br>" + d + "<br>" + e;</script></body><!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_sqrt3 by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:39:11 GMT --></html>