解不等式log1/3(x2-5x-6)>log1/3(2x+12)
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解不等式log1/3(x2-5x-6)>log1/3(2x+12)
解不等式log1/3(x2-5x-6)>log1/3(2x+12)
解不等式log1/3(x2-5x-6)>log1/3(2x+12)
因为底数1/3小于1,函数单调递减,所以真数x2-5x-6小于2x+12