Update README.md

Co-authored-by: Alex Johnson <[email protected]>

Author: archmoj

README.md

@@ -96,7 +96,7 @@ To support MathJax, you could load either version two or version three of MathJa
 <script src="https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-svg.js"></script>
 ```
 
-> When using MathJax version 3, it is also possibly to use `chtml` output on the other parts of the page in addition to `svg` output for the plotly graph.
+> When using MathJax version 3, it is also possible to use `chtml` output on the other parts of the page in addition to `svg` output for the plotly graph.
 Please refer to `devtools/test_dashboard/index-mathjax3chtml.html` to see an example.