ukeerocks ukeerocks
  • 14-09-2016
  • Mathematics
contestada

use s=n2 to find the sum of 11+13+...+701

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caylus
caylus caylus
  • 14-09-2016
Hello,

Number of numbers: (701-11)/2+1=346
Sum= 346*(11+701)/2=123176

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