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x x 49 x

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X^X =49 X=?

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Answer to a math question X^X =49 X=?

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100 Answers

$x=7$

$\begin{array} { l }x=-7,\\x=7\end{array}$

$\begin{array} { l }x_1=-7,& x_2=7\end{array}$

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