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On line Solution of Monovariate Equation:
    Input any unary equation directly, and then click the "Next" button to obtain the solution of the equation.
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    Current location:Equations > Monovariate Equation > The history of univariate equation calculation > Answer
    Overview: 1 questions will be solved this time.Among them
           ☆1 equations

[ 1/1 Equation]
    Work: Find the solution of equation 0.95*n*(n-1)*(n-2)*(n-3)*(n-4) = (n-5)*(n-6)*(n-7)*(n-8)*(n-9) .
    Question type: Equation
    Solution:Original question:
     
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n ( n − 1)( n − 2)( n − 3)( n − 4) = ( n − 5)( n − 6)( n − 7)( n − 8)( n − 9)
    Remove the bracket on the left of the equation:
     Left side of the equation =
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n n ( n − 2)( n − 3)( n − 4) −
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n × 1( n − 2)( n − 3)( n − 4)
                                             =
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n n ( n − 2)( n − 3)( n − 4) −
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n ( n − 2)( n − 3)( n − 4)
                                             =
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n n n ( n − 3)( n − 4) −
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n n × 2( n − 3)( n − 4)
                                             =
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n n n ( n − 3)( n − 4) −
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n n ( n − 3)( n − 4) −
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                                             =
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n n n n ( n − 4) −
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n n n × 3( n − 4)
                                             =
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n n n n ( n − 4) −
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n n n ( n − 4) −
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                                             =
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n n n n n −
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n n n n × 4
                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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                                             =
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n n n n n −
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n n n n −
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    the solutions is:
        n≈491.901522 , keep 6 decimal places
    
    There are 1 solution(s).


解方程的详细方法请参阅:《方程的解法》



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