(1)计算:12-4sin60°+(4-π)0(2)解不等式组:3(x+2)<x...
(1)计算:12-4sin60°+(4-π)0(2)解不等式组:3(x+2)<x+8x2≤x-13(3)解分式方程:1-xx-2+2=12-x...
(1)计算:12-4sin60°+(4-π)0 (2)解不等式组:3(x+2)<x+8x2≤x-13 (3)解分式方程:1-xx-2+2=12-x
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