kinza9
kinza9
26-04-2016
Mathematics
contestada
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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