Mathematics
         
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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.
    It supports equations that contain mathematical functions.
    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 X(X+1) = 121 .
    Question type: Equation
    Solution:Original question:
      X ( X + 1) = 121
    Remove the bracket on the left of the equation:
     Left side of the equation = X X + X × 1
    The equation is transformed into :
      X X + 1 X = 121

    The solution of the equation:
        X1≈-11.511358 , keep 6 decimal places
        X2≈10.511358 , keep 6 decimal places
    
    There are 2 solution(s).


解程的详细方法请参阅:《方程的解法》



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