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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 (36.5+2*x)*(14.6+2*x) = 1433.97+334.83 .
    Question type: Equation
    Solution:Original question:
     (
73
2
+ 2 x )(
73
5
+ 2 x ) =
143397
100
+
33483
100
    Remove the bracket on the left of the equation:
     Left side of the equation =
73
2
(
73
5
+ 2 x ) + 2 x (
73
5
+ 2 x )
                                             =
73
2
×
73
5
+
73
2
× 2 x + 2 x (
73
5
+ 2 x )
                                             =
5329
10
+ 73 x + 2 x (
73
5
+ 2 x )
                                             =
5329
10
+ 73 x + 2 x ×
73
5
+ 2 x × 2 x
                                             =
5329
10
+ 73 x +
146
5
x + 4 x x
                                             =
5329
10
+
511
5
x + 4 x x
    The equation is transformed into :
     
5329
10
+
511
5
x + 4 x x =
143397
100
+
33483
100
     Right side of the equation =
8844
5
    The equation is transformed into :
     
5329
10
+
511
5
x + 4 x x =
8844
5

    The solution of the equation:
        x1≈-34.504603 , keep 6 decimal places
        x2≈8.954603 , 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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