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...dll oy, 00, 07.............15. If the 10th term of an A.P. is 52 and 17"" term of an A.P. is 52 and 17th term is 20 more than the 13th term, find the A.p |
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Answer» a+9d = 52 a+16d = a+12d+20 4d = 20 d = 5 a+9(5) = 52 a+45 = 52 a = 7 AP: 7,12,17,22....... |
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