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Ashley11mic
Ashley11mic Ashley11mic
  • 19-10-2016
  • Mathematics
Answered

is 9/10 a real number

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Zinethar
Zinethar Zinethar
  • 19-10-2016

Yes, in order to be a real number, it must not contain the number i, which is an imaginary number, represented by √-1.  Since 9/10 is equal to .9, there is no i in the number, meaning it is a real number.

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icewata
icewata icewata
  • 19-10-2016

It is real and rational!

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