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<!DOCTYPE html> <html> <body> <h1>JavaScript Math</h1> <h2>The Math.log2() Method</h2> <p>The Mat.log2() method returns the base-2 logarithm of a number:</p> <p id="demo"></p> <script> let a = Math.log2(2.7183); let b = Math.log2(2); let c = Math.log2(1); let d = Math.log2(0); let e = Math.log2(-1); document.getElementById("demo").innerHTML = a + "<br>" + b + "<br>" + c + "<br>" + d + "<br>" + e; </script> </body> </html>
