Question

me ajudem com a conta pfvr!!!!​

Answer 1

$[2^{9} :(2^{2} . 2)^{3}]^{-3}$=

$[2^{9} : (2^{2} . 2)^{-9} ]$ =

$2^{9} : ( 2^{2} . 2^{1} )^{-9} =$                  resposta: 2^-18

$2^{9} : ( 2^{3} )^{-9}$ =

$2^{9} : 2^{-27}$ =

$2^{-18}$ =

0.00000381469

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