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This machine It hasn't worked for years
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It is thought that one billion people
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因式,分解,题目
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This machine It hasn't worked for years
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It is thought that one billion people
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题目分解因式:xn+1-2xn+xn-1=______.可圈可点用户2021-03-20 13:01优质解答答案xn-1(x-1)2解析xn+1-2xn+xn-1=xn-1(x2-2x+1)=xn-1(x-1)2
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题目
分解因式:xn+1-2xn+xn-1=______.
可圈可点用户
2021-03-20 13:01
优质解答
xn-1(x-1)2
xn+1-2xn+xn-1=xn-1(x2-2x+1)=xn-1(x-1)2
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