kinza9 kinza9
  • 26-04-2016
  • Mathematics
contestada

find the sum of {-7,-9,-11,-13...,-63}

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kaypaisely
kaypaisely kaypaisely
  • 26-04-2016
the sum is -2 because -9-(-7) is -2
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Bananapus
Bananapus Bananapus
  • 26-04-2016
if you are talking about all of the numbers from -7 to -62 counting by twos, then, with a bit of time and patience, you will get, with simple addition, 

-1015
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