Question

Find the sum of the first n terins of an A.P. whose 7th term is 30 and 13th tem
is 54.
Determine the sum of first 35 terms of an A.P. if second term is 2 and seven
term is 22.
II.
In an A.P., if the 12th term is -13 and the sum of first four terms is 24. whats
the sum of the first 10 terms?​

Answer 1

Answer:

the 24 term is 10

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