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.. Determine the AP whose 3rd term is 16 and 7th term exceeds 5th term by 12. |
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Answer» ong>Answer: A3 =16 A7 = a5+12 a+6d = a+4d+12 2D = 12 d = 6 a3 = 16 a+2d = 16 a+2(6) = 16 a+12 = 16 a = 4 4,10,16,22------- |
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