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Posted by on Tuesday, November 29, 2011 at 4:09pm.

the second term of an arithmetic sequence is 15,mand the sixth term is 43. what is the 289th term?

  • arithmetic - , Tuesday, November 29, 2011 at 4:49pm

    a+d = 15
    a+5d = 43

    gives
    a=8
    d=7

    a+288d = 8 + 2016 = 2024

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