Question

Desafio: Qual é o valor desta expressão?
( –2 )7 ( –2 )5: ( –2 )2

Answer 1

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$\sf \: ( - 2) {}^{7} ( - 2) {}^{5} \div ( - 2) {}^{2} \\ \\ \sf= \dfrac{( - 2) {}^{7} \cdot( - 2) {}^{5} }{( - 2) {}^{2} }$

===>$\large \red{ \boxed{ \boxed{ \sf 1024}}}$<===

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Answer 2

( - 2 )^7 ( - 2 ) ^ 5 ÷ ( - 2 )^2 => ( -2 )^7 * ( -2)^5/( -2 )^2 => -128 * ( - 32 )/ 4 => 4096/4 => 1.024

$\frak{Sr. ~ Veterano}$