SOLUTION: What is the sum of the first 50 consecutive odd numbers?

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Question 803686: What is the sum of the first 50 consecutive odd numbers?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
1,3,5,7,
this is an AP
a=1
d=2
n=50
Sn sum of n terms =+%28n%2F2%29%282a%2B%28n-1%29d%29
plug the values
Sn =%28+50%2F2%29%28+2%2A1%2B%2850-1%29%2A2%29
=25(2+98)
=25*100
2500