$$\left. \begin{array} { l } { 14 x ^ { - 2 } , x = 7 } \end{array} \right.$$
$y=\frac{2}{7}\approx 0.285714286$
$$y=14\times 7^{-2}$$
$$y=14\times \frac{1}{49}$$
$$y=\frac{2}{7}$$
$$x=7$$ $$y=\frac{2}{7}$$
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