SOLUTION: if the absolute value of difference bettween the 12th term and 9th term of an arithmetic progression is 27 and the square of the first term of the arithmetic progression is 9 is 27
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Question 1047239: if the absolute value of difference bettween the 12th term and 9th term of an arithmetic progression is 27 and the square of the first term of the arithmetic progression is 9 is 27 , the 5th term of the arithmetic progression can not be Answer by ikleyn(52787) (Show Source):
