(ax+2a^2-2a^2+1)/(x+2a)怎么化简成a-(2a²-1)/(x+2a)
人气:252 ℃ 时间:2020-04-25 15:04:22
解答
原式={a(x+2a)-(2a²-1)}/(x+2a)=a-{(2a²-1)/(x+2a)}=a-(2a²-1)/(x+2a)
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