find the value of middle term of the sequencee formed by all three digit numbers which leave a remainder 3,when divided by 4.Also find the sum of all numbers on both sides of the middle term separately
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kkhushigoyal10:
in the sum of last 112 terms, from where do you got 555 and 999. plz explain
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i wanna know it
hey...
we know that sum of n terms is Sn=n/2(first term +last term)
so... when we are considering the set of last 112 terms, the first term will be 551+4=555(since the middle most term is 551..common difference if four.. so we are simply adding four to it).. and the last term is 999...becausewe already know the ap
did u get it?
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