If pth term of AP is 1/q and qth term of A.p is 1/p then prove that sum of first pq terms of AP is 1/2(pq+1)
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ananthram003:
good question.
Answers
Answered by
92
STEP-BY-STEP EXPLANATION :-
Now,
We have a as well as d.
So,
Sum of first pq terms will be :-
Hence,
Proved!
Answered by
100
Solution:-
Given :-
A p = 1/q
&
Subtracting eq (1) From (2). we get,
Putting eq 3 in eq (1). we get,
Now,
Sum of pq term :-
Hence Proved.
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