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    yesha12's Avatar
    yesha12 Posts: 1, Reputation: 1
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    #1

    Oct 2, 2010, 06:43 AM
    What is the nth term for 2,7,12,17,22
    What is the nth term for 2,7,12,17,22 please
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Oct 2, 2010, 07:13 AM

    One thing you'll notice is that it's an arithmetic progression with first term 2 and common difference 5 (it increases by 5 with each successive term.

    The general formula for an arithmetic progression is given by:



    where a is the first term and d the common difference.

    Can you now give the nth term? Post what you get! :)
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