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Let f:(1,∞)→(0,∞) be a continuous and decreasing function with limx→∞f(4x)f(8x)=1, then limx→∞f(6x)f(8x) is equal to |
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Answer» Let f:(1,∞)→(0,∞) be a continuous and decreasing function with limx→∞f(4x)f(8x)=1, then limx→∞f(6x)f(8x) is equal to |
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