Olympiad Math Problem | Solve: 9^(x+1) - 9^(x-1) = 20 #matholympiad #matholympiadproblem - VideoAndMovie

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Olympiad Math Problem | Solve: 9^(x+1) - 9^(x-1) = 20 #matholympiad #matholympiadproblem

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Olympiad Math Explorers

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Olympiad Math Problem | Solve: 9^(x+1) - 9^(x-1) = 20 #matholympiad #matholympiadproblem

Olympiad Math Problem | Solve: 9^(x+1) - 9^(x-1) = 20 #matholympiad #matholympiadproblem

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