Question

Ajudem mm por favor urgente

Answer 1

Resposta:

a)

$\frac{6.(-3)}{2}= \\\\\frac{-18}{-2}= \\\\9$

b)

$\frac{-1,5}{0,4-0,1} =\\\\\frac{-1,5}{0,3}=\\\\-5$

c)

$\frac{4-\sqrt{100} }{-2}\\\\\frac{4-10}{-2} \\\\\frac{-6}{-2}\\\\3$

d)

$\frac{3.(-10)-20}{2.(-5)}=\\\\\frac{-30-20}{-10}= \\\\\frac{-50}{-10}= \\\\5$

Espero ter ajudado. Bons estudos!