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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 (24+2*x)*(9.6+2*x) = 407.66+144.76 .
    Question type: Equation
    Solution:Original question:
     (24 + 2 x )(
48
5
+ 2 x ) =
20383
50
+
3619
25
    Remove the bracket on the left of the equation:
     Left side of the equation = 24(
48
5
+ 2 x ) + 2 x (
48
5
+ 2 x )
                                             = 24 ×
48
5
+ 24 × 2 x + 2 x (
48
5
+ 2 x )
                                             =
1152
5
+ 48 x + 2 x (
48
5
+ 2 x )
                                             =
1152
5
+ 48 x + 2 x ×
48
5
+ 2 x × 2 x
                                             =
1152
5
+ 48 x +
96
5
x + 4 x x
                                             =
1152
5
+
336
5
x + 4 x x
    The equation is transformed into :
     
1152
5
+
336
5
x + 4 x x =
20383
50
+
3619
25
     Right side of the equation =
27621
50
    The equation is transformed into :
     
1152
5
+
336
5
x + 4 x x =
27621
50

    The solution of the equation:
        x1≈-20.690850 , keep 6 decimal places
        x2≈3.890850 , 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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