yderking yderking
  • 20-08-2016
  • Mathematics
contestada

find the possible values of n in the ineqiality -3n < 81

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dalendrk
dalendrk dalendrk
  • 20-08-2016
-3n < 81    |change signs

3n > -81    |divide both sides by 3

n > -27

n ∈ (-27; ∞)
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