Question

what is the formula of arithmetic progression ​

Answer 1

Answer:

a+(n-1)d.....

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Answer 2

Answer:

If the initial term of an arithmetic progression is a₁ and the common difference of successive members is d, then the nth term of the sequence (aₙ) is given by: aₙ=a₁+(n-1)d, and in general aₙ=aₘ+(n-m)d.