Merge branch 'master' of https://github.com/complex-analysis/complex-analysis.github.io

Author: jcponce

content/roots_complex_numbers.html

@@ -227,7 +227,7 @@ <h1>Roots of Complex Numbers</h1>
 
                 <p>
                     <strong>Exercise 2:</strong>
-                    Find the four roots of $z=1+i.$ You can check your results in the
+                    Find the fourth roots of $z=1+i.$ You can check your results in the
                     previous applets.
                 </p>
             </div>
@@ -341,4 +341,4 @@ <h1>Roots of Complex Numbers</h1>
   <script async src="js/prism.js"></script>
 </body>
 
-</html>
+</html>