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L= a+(n-1)d SOLVE FOR N ​
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4 votes
L= a+(n-1)d

SOLVE FOR N ​

User Oueslati Bechir
by
4.1k points

1 Answer

4 votes

Answer:


n = (l-a)/(d)+1

Explanation:


l= a+(n-1)d\\


l -a =(n+1)d

Divide both sides of the equation by d


(l-a)/(d) = ((n-1))/(d)\\ \\(l-a)/(d) = n-1\\\\(l-a)/(d)+1 = n

User Krzysztof Boduch
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4.3k points
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