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14-07-2021
Mathematics

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Find the 57th term of the following arithmetic sequence. 13, 20, 27, 34

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14-07-2021

Answer:

[tex]{ \tt{n _{th} = a + (n - 1)d}} \\ { \tt{n _{57} = 13 + (57 - 1) \times 7}} \\ { \tt{n _{57} = 405}}[/tex]

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