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The 5th term of an AP exceeds its 12th term by 14. If its 7th term is 4, find the AP. (16, |
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Answer» a5 = a12 + 14a + 4d = a + 11d + 147d = -14d = -2 a7 = 4a + 6d = 4a + 6(-2) = 4a - 12 = 4a = 16 A. P is 16, 14, 12, . . . . . |
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