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How to find the first number of an arithmetic sequence?
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How to find the first number of an arithmetic sequence?

User Nida Sahar
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1 Answer

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depends on what you're given but if you are given a certain term and the common difference  subtract An, the value of the sequence at that term, by (n-1*d) which is the term number -1 times the common difference. So An-((n-1)*d)
User KP Taylor
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