SOLUTION: the first term of an AP is 11 and the sums of the first five and first ten terms respectively are equal in magnitude but opposite in sign. find the second term of the progression

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Question 982221: the first term of an AP is 11 and the sums of the first five and first ten terms respectively are equal in magnitude but opposite in sign. find the second term of the progression
Answer by MathTherapy(10552) About Me  (Show Source):
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the first term of an AP is 11 and the sums of the first five and first ten terms respectively are equal in magnitude but opposite in sign. find the second term of the progression
2nd term: highlight_green%288%29