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Math Help - Arithmetic Progression

  1. #1
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    Arithmetic Progression

    If the sum of n terms of an A.P. is 3n2 − 5n, then which term of the A.P. is 130?
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    MHF Contributor Also sprach Zarathustra's Avatar
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    Quote Originally Posted by sureshrju View Post
    If the sum of n terms of an A.P. is 3n2 − 5n, then which term of the A.P. is 130?
    Find a1 and a2... (S1=a1)
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    Quote Originally Posted by Also sprach Zarathustra View Post
    Find a1 and a2... (S1=a1)
    Thank you very much Sir
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    MHF Contributor Also sprach Zarathustra's Avatar
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    Quote Originally Posted by sureshrju View Post
    Thank you very much Sir
    You are welcome anytime!
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