Question

quanto é
(+1,7)²
(-0,4)³​

Answer 1

꧁Hello, how are you?꧂

$a) \: \: ( + 1.7) {}^{2} \\ \\ ( \frac{17}{10}) {}^{2} \\ \\ \frac{17 {}^{2} }{10 {}^{2} } \\ \\ \frac{289}{10 {}^{2} } \\ \\ \frac{289}{100}$

$b) \: ( - 0.4) {}^{3} \\ \\ ( - \frac{2}{5}) {}^{3} \\ \\ - \frac{ 2 {}^{3} }{5 {}^{3} } \\ \\ - \frac{8}{5 {}^{3} } \\ \\ - \frac{8}{125}$

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Signed: Lohany Queen of hell 彡★

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