(1)计算:(x+3x2?3x?x?1x2?6x+9)÷x?9x(2)解分式方程:x?2x+2?16x2?4=x+2x?2
(1)计算:(x+3x2?3x?x?1x2?6x+9)÷x?9x(2)解分式方程:x?2x+2?16x2?4=x+2x?2....
(1)计算:(x+3x2?3x?x?1x2?6x+9)÷x?9x(2)解分式方程:x?2x+2?16x2?4=x+2x?2.
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