Para poder usar LaTeX en blogger deberás copiar este código: < script src=' http://cdn.mathjax.org/mathjax/latest/MathJax.js' type='text/javascript ' > MathJax . Hub . Config ({ HTML : [ "input/TeX" , "output/HTML-CSS" ], TeX : { extensions : [ "AMSmath.js","AMSsymbols.js" ], equationNumbers : { autoNumber : "AMS" } }, extensions : [ "tex2jax.js" ], jax : [ "input/TeX" , "output/HTML-CSS" ], tex2jax : { inlineMath : [ [ '$' , '$' ], [ "\\(" , "\\)" ] ], displayMath : [ [ '$$' , '$$' ], [ "\\[" , "\\]" ] ], processEscapes : true }, "HTML-CSS" : { availableFonts : [ "TeX" ], linebreaks : { automatic: true } } }); </script&g