Question

ayuda .............​

Answer 1

Respuesta:

$- ( {2})^{11} .( - 2) {}^{ - 2} .( - 2) {}^{ - 7} = \\ = \frac{ - {2}^{11} }{ - {2}^{2}. 2 {}^{7} } = \frac{2 {}^{11} }{2 {}^{9} } = \\ = 2 {}^{11 - 9} = {2}^{2} = 4$