teste mathjax

Teste mathjax. Teste com TeX/LaTeX $$sin(x)^{2}+cos(x)^{2}=1$$ \[\nabla_{V}W\] \[sin(x)^{2}+cos(x)^{2}=1\] \(sin(x)^{2}+cos(x)^{2}=1 \nabla_{V}W=0\)