26-04-2016
Mathematics

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

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kaypaisely kaypaisely

26-04-2016

the sum is -2 because -9-(-7) is -2

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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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