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Find the sum of {-7,-9,-11,-13...,-63}
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3 votes
Find the sum of {-7,-9,-11,-13...,-63}

User Jagrut Trivedi
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2 Answers

3 votes
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
User Aaron Powell
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6.9k points
0 votes
the sum is -2 because -9-(-7) is -2
User Bruce Seymour
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