Asked by Anonymous
what is sum of 7 consecutive odd integers?
Answers
Answered by
Ms. Sue
Which integers?
Answered by
PsyDAG
If x = smallest integer,
x + (x+2) + (x+4)… + (x+12) = ?
x + (x+2) + (x+4)… + (x+12) = ?
Answered by
Steve
sum of 1st 7 odds is 7^2 = 49
so, if you start with 2k+1 instead of 1, then each odd number is increased by 2k, so you wind up with 7*2k + 49
check: let k=5 and you have
11+13+15+17+19+21+23 = 119 = 7*10+49
so, if you start with 2k+1 instead of 1, then each odd number is increased by 2k, so you wind up with 7*2k + 49
check: let k=5 and you have
11+13+15+17+19+21+23 = 119 = 7*10+49
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.