Question

Preciso de ajuda!!!

Resolva os seguintes produtos
a)5/6×7/4
b)9/2×3/8
c)5/6:7/4
d)9/2:3/8
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Answer 1

Resposta:

$a) \frac{5}{6} \times \frac{7}{4} = \frac{35}{24} \\ b) \frac{9}{2} \times \frac{3}{8} = \frac{27}{16} \\c) \frac{5}{6} \div \frac{7}{4} = \frac{5}{6} \times \frac{4}{7} = \frac{20}{42} = \frac{10}{21} \\ d) \frac{9}{2} \div \frac{3}{8} = \frac{9}{2} \times \frac{8}{3} = \frac{72}{6} = 12$

Espero ter ajudado.