Question

oi resolva pra mim. conta de multiplicacao negativa
a) -3×5
b)-3(-2,6 )×(-1 )
c)7×(-1 ) × (-5)
d)(-1,3)×(-0,4)
e)9×(-4)
POR FAVOR rápido

Answer 1

a)
= - 3 × 5
= - 15

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b)
= - 3.(- 2,6 ) × (-1 )
= 7,8 x (-1)
= - 7,8

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c)
= 7×(-1 ) × (-5)
= - 7.(-5)
= + 35

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d)
= (-1,3)×(-0,4)
= + 0,52

  1,3
x 0,4
----------
  0,52

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e)
= 9×(-4)
= - 36