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For any A.P.T18-T8=?

Asked by ankit Rao 22nd February 2013, 3:46 PM
Answered by Expert
Answer:
nth term of an AP is given by a + (n-1)d
T18 - T8 = a + 17d - a - 7d = 10d
Where a is the first term and d is the common difference.
Answered by Expert 22nd February 2013, 4:40 PM
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