解不等式(1)(1/2)^3x+1≤(1/2)^x-2 (2)log7 3x
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解不等式(1)(1/2)^3x+1≤(1/2)^x-2 (2)log7 3x
解不等式(1)(1/2)^3x+1≤(1/2)^x-2 (2)log7 3x
解不等式(1)(1/2)^3x+1≤(1/2)^x-2 (2)log7 3x
第二题:x>4或x