This is LaTeX code:
[latex]
\displaystyle \varphi : \mathbb{R}\left[ x\right]\longrightarrow \mathbb{R}\left[ x\right]/\left< x+2 \right> \times \mathbb{R}\left[ x\right]/\left< x+3 \right> \times \mathbb{R}\left[ x\right]/\left< 3x+5 \right>
[/latex]