Question

Por favor mim ajudem!!!!!

Answer 1

$a)25 {}^{1} = \color{red}25$

$b)150 {}^{0} = \color{red}1$

$c)( \frac{7}{9} ) {}^{ - 2} = ( \frac{9}{7} ) {}^{2} = \color{red} \frac{81}{49}$

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Att, IzabelaCristina2006 ❤️