math

write an ap whose common difference is 7 what is the 17 term? what is n term

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asked by athira
  1. if the first term is 456, then the 17th term is 456+7*16

    Tn = 456 + 7(n-1)

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    posted by Steve
  2. if the first erm is 1,the the a.p is:
    1,8,15,22......
    to find 17th term :
    a+(n-1)*d
    1+(17-1)*7
    1+16*7
    1+112
    =113

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    posted by no name

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