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The forth term of an arithmetic progression is 8 and the sum of the 12th term is 126.find the AP
4 years ago

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Answered by oobleck
a+3d = 8
12/2 (2a + 11d) = 126
Now solve for a and d
4 years ago
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The forth term of an arithmetic progression is 8 and the sum of the 12th term is 126.find the AP

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