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Other formulae of Arithmetic progression: |
Formula of tn |
Three consecutive terms of an AP |
Four consecutive terms of an AP |
Five consecutive terms of an AP |
ARITHMETIC PROGRESSION: Formula of Sn |
Here, Sn stands for the SUM of all n terms of the sequence, a is the first term, n is the number of terms and d is the common difference between the terms. |
Quick Question: S1 = ______ |
Answer: a |
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