The sum of the first 55 terms of an A.P .is 3300 . Find its 28 th term .
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3
Answer:
Given, S
55
=3300
⇒
2
55
[2a+(55−1)d]=3300
⇒55[a+27d]=3300
⇒a+27d=60
Hence, 28
th
term a
28
=a+27d=60
Answered by
2
Answer:
both the answers are correct but with different way of solutions....
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