\(\frac{{ - b \pm \sqrt {{b^2} - 4ac} }}{{2a}}\)
\(\frac{{n!}}{{r!\left( {n - r} \right)!}}\)
\(\int {{x^2}dx}\)
\(\int_{0}^{\infty }e^{-x^{2}}dx\)
Math Test
\(\frac{{ - b \pm \sqrt {{b^2} - 4ac} }}{{2a}}\)
\(\frac{{n!}}{{r!\left( {n - r} \right)!}}\)
\(\int {{x^2}dx}\)
\(\int_{0}^{\infty }e^{-x^{2}}dx\)
Math Test