Dezigress
Dezigress Dezigress
  • 04-01-2015
  • Mathematics
contestada

Need help with 5 and 6 there is a picture below :)

Need help with 5 and 6 there is a picture below class=

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smithay
smithay smithay
  • 04-01-2015
Irrational numbers are numbers which continue forever without repeating themselves if written as a decimal, for example: pi, root 2.

therefore, for no.6 2 1/8 = rational because it can be written as 2.125; -9 = rational; root 2 = irrational; root 9 = 3 so it is a rational number; 11/8 =1.375 exactly so is rational
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