Alternative Equation Formats

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MathML

\begin{aligned} {S E}_{u} & = {(\frac{s_{1}^{2}}{n_{1}} + \frac{s_{2}^{2}}{n_{2}})}^{\frac{1}{2}} \\ {d f}_{u} & = \frac{{S E}_{u}^{4}}{\frac{s_{1}^{4}}{(n_{1} - 1) n_{1}^{2}} + \frac{s_{2}^{4}}{(n_{2} - 1) n_{2}^{2}}} \end{aligned}

Math Rendered as SVG

Math as LaTeX Source

\begin{align*} \mr{SE}_ u & = \left(\frac{s_1^2}{n_1} + \frac{s_2^2}{n_2} \right)^\frac {1}{2} \\ \mr{df}_ u & = \frac{\mr{SE}^4_ u}{\frac{s_1^4}{(n_1-1)n_1^2} + \frac{s_2^4}{(n_2-1)n_2^2}} \end{align*}