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If the 10th term of an AP is 52 and 17th term is 20 more than the 13th term find the AP |
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Answer» 7,12,17,22................. 10th term = 52a +9d =52------------- (1)17th term = 20 + 13th terma + 16d = 20 + a + 12dOn simplifying you get. d = 5, use this in eq. 1 abovei.e. a + 9x5 = 52Hence, a = 52 - 45a = 7Therefore A.P is 7, 12, 17, ............ |
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