Question

PFVR PRECISO PRA AGR!!
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Answer 1

Resposta:

5/3

Explicação passo-a-passo:

$(\frac{-\frac{5}{8}}{+\frac{5}{12} } ):(\frac{-\frac{21}{25} }{+\frac{14}{15} } )=\\\\(-\frac{5}{8}}{*\frac{12}{5}):({-\frac{21}{25} }{*\frac{15}{14})=(-\frac{3}{2}):(-\frac{63}{70})=(-\frac{3}{2}) *(-\frac{70}{63})=\frac{35}{21} =\frac{5}{3}$