hholly350
hholly350 hholly350
  • 08-10-2017
  • Mathematics
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Help answer these questions

Help answer these questions class=

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TonyKSD
TonyKSD TonyKSD
  • 08-10-2017
a)
5(-4) = -20

b)
7(-4)-(-4) = -28+4 = -24

c)
3(-4)^2 = 3(16) = 48
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