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logX化解logx-2log(x+1)+3log(x-1)-3log[x^(2)+1]

题目详情
logX
化解logx-2log(x+1)+3log(x-1)-3log[x^(2)+1]
▼优质解答
答案和解析
logx-2log(x+1)+3log(x-1)-3log[x^(2)+1]
=logx-log(x+1)^2+log(x-1)^3-log[x^(2)+1]^3
=logx*(x-1)^3-log(x+1)^2*[x^(2)+1]^3
=log[x*(x-1)^3]/{(x+1)^2*[x^(2)+1]^3}