$$(\frac{-13}{10})^{2}$$
$\frac{169}{100}=1.69$
$$\left(-\frac{13}{10}\right)^{2}$$
$$\frac{169}{100}$$
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$\frac{13 ^ {2}}{2 ^ {2} \cdot 5 ^ {2}} = 1\frac{69}{100} = 1.69$
