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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 s×s×(0.04×s×s+1)×(0.01×s×s+1) = 900 .
    Question type: Equation
    Solution:Original question:
      s s (
1
25
s s + 1)(
1
100
s s + 1) = 900
    Remove the bracket on the left of the equation:
     Left side of the equation = s s ×
1
25
s s (
1
100
s s + 1) + s s × 1(
1
100
s s + 1)
                                             = s s ×
1
25
s s ×
1
100
s s + s s ×
1
25
s
                                             = s s ×
1
2500
s s s s + s s ×
1
25
s s
                                             = s s ×
1
2500
s s s s + s s ×
1
25
s s
                                             = s s ×
1
2500
s s s s + s s ×
1
25
s s
    The equation is transformed into :
      s s ×
1
2500
s s s s + s s ×
1
25
s s = 900

    The solution of the equation:
        s1≈-9.772634 , keep 6 decimal places
        s2≈9.772634 , 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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