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 (3X+0.01)*(4X+0.01)*0.47 = 0.112 .
    Question type: Equation
    Solution:Original question:
     (3 X +
1
100
)(4 X +
1
100
) ×
47
100
=
14
125
    Remove the bracket on the left of the equation:
     Left side of the equation = 3 X (4 X +
1
100
) ×
47
100
+
1
100
(4 X +
1
100
) ×
47
100
                                             =
141
100
X (4 X +
1
100
) +
47
10000
(4 X +
1
100
)
                                             =
141
100
X × 4 X +
141
100
X ×
1
100
+
47
10000
(4 X +
1
100
)
                                             =
141
25
X X +
141
10000
X +
47
10000
(4 X +
1
100
)
                                             =
141
25
X X +
141
10000
X +
47
10000
× 4 X +
47
10000
×
1
100
                                             =
141
25
X X +
141
10000
X +
47
2500
X +
47
1000000
                                             =
141
25
X X +
329
10000
X +
47
1000000
    The equation is transformed into :
     
141
25
X X +
329
10000
X +
47
1000000
=
14
125

    The solution of the equation:
        X1≈-0.143836 , keep 6 decimal places
        X2≈0.138003 , 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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