Question

-Calcule o valor de
2¹⁰. (5³)²
(2.5)⁵

(A)160
(B)240
(C)520
(D)400​

Answer 1

Vamos lá :

$\dfrac{2^{10}.(5^{3})^{2}}{(2.5)^{5}} \\ \\ \\ =\dfrac{2^{10}.5^{6}}{2^{5}.5^{5}} \\ \\ \\ = 2^{10 - 5}.5^{6-5}\\ \\ = 2^{5}.5 = 160~~(A)$

Espero ter ajudado !!!