Question

Sum of 15 terms of an arithmetic sequence is 150. Find the 8th term.​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Similarly we can keep subtracting D from successive previous term to the left of A till we reach A - 7 D. The 15 terms of the arithmetic sequence so obtained would be; ... So 8th term of the sequence = 32. This would only work if the sequence has odd number of terms in the sum.