sum of first 100 odd numbers?Advertisement
What will be the sum of first 100 odd numbers? first term(a) = 1common difference(d) = 2n=100sum of first n terms in an A.P. is given byn/2[2a + (n-1)d] - read more
Best Answer: The first one is 1 and the 100th one would be 199. If you just add those up, that's 200 The second one is 3 and the second from the last is 197. Those add up to 200 also. So there will be 50 pairs of these numbers, all adding up to 200. So all you need to do is see what ... - read more
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