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In an A.P 7th term is 23 and 29th term is 85. Find the 18th term in the A.P

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Question

In an A.P 7th term is 23 and 29th term is 85. Find the 18th term in the A.P

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Mathematics
2 years
2021-06-24T13:58:03+00:00
2021-06-24T13:58:03+00:00 1 Answers
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## Answers ( )

Answer:In APGiven :Solution:Solving equation 1 and 2d = 31a = (-163)a18 = a + 17da18 = 364