Question

Escreva uma só potência.
${5}^{2} \times {5}^{7} \times {5}^{4 } =$
$\frac{ {3}^{12} }{3 {}^{17} } =$
$( {2}^{2} ) {}^{3}$

Answer 1

$a)\\5^2\;.\;5^7\;.\;5^4\\\\5^{2+7+4}\\\\5^{13}\\\\\\b)\\\frac{3^{12}}{3^{17}}\\\\3^{12-17}\\\\3^{-5}\\\\\\c)\\\left(2^2\right)^3\\\\\left(2\right)^{2\;.\;3}\\\\2^{6}$