Mathematics
         
语言:中文    Language:English
                                Equations   
Fold
                                Unary equation
                                Multivariate equation
                                Math OP  
Unfold
                                Linear algebra      
Unfold
                                Derivative function
                                Function image
                                Hot issues
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 (25+2x)(25+2x)/(25-x)(25-x) = 0.012 .
    Question type: Equation
    Solution:Original question:
     (25 + 2 x )(25 + 2 x ) ÷ (25 x ) × (25 x ) =
3
250
     Multiply both sides of the equation by:(25 x )
     (25 + 2 x )(25 + 2 x )(25 x ) =
3
250
(25 x )
    Remove a bracket on the left of the equation::
     25(25 + 2 x )(25 x ) + 2 x (25 + 2 x )(25 x ) =
3
250
(25 x )
    Remove a bracket on the right of the equation::
     25(25 + 2 x )(25 x ) + 2 x (25 + 2 x )(25 x ) =
3
250
× 25
3
250
x
    The equation is reduced to :
     25(25 + 2 x )(25 x ) + 2 x (25 + 2 x )(25 x ) =
3
10
3
250
x
    Remove a bracket on the left of the equation:
     25 × 25(25 x ) + 25 × 2 x (25 x ) + 2 x (25 + 2 x )(25 x ) =
3
10
3
250
x
    The equation is reduced to :
     625(25 x ) + 50 x (25 x ) + 2 x (25 + 2 x )(25 x ) =
3
10
3
250
x
    Remove a bracket on the left of the equation:
     625 × 25625 x + 50 x (25 x ) + 2 x (25 + 2 x )(25 x ) =
3
10
3
250
x
    The equation is reduced to :
     15625625 x + 50 x (25 x ) + 2 x (25 + 2 x )(25 x ) =
3
10
3
250
x
    Remove a bracket on the left of the equation:
     15625625 x + 50 x × 2550 x x + 2 x (25 + 2 x ) =
3
10
3
250
x
    The equation is reduced to :
     15625625 x + 1250 x 50 x x + 2 x (25 + 2 x )(25 x ) =
3
10
3
250
x
    The equation is reduced to :
     15625 + 625 x 50 x x + 2 x (25 + 2 x )(25 x ) =
3
10
3
250
x
    Remove a bracket on the left of the equation:
     15625 + 625 x 50 x x + 2 x × 25(25 x ) + 2 x =
3
10
3
250
x
    The equation is reduced to :
     15625 + 625 x 50 x x + 50 x (25 x ) + 4 x x =
3
10
3
250
x
    Remove a bracket on the left of the equation:
     15625 + 625 x 50 x x + 50 x × 2550 x x =
3
10
3
250
x
    The equation is reduced to :
     15625 + 625 x 50 x x + 1250 x 50 x x + 4 =
3
10
3
250
x
    The equation is reduced to :
     15625 + 1875 x 50 x x 50 x x + 4 x x =
3
10
3
250
x
    Remove a bracket on the left of the equation:
     15625 + 1875 x 50 x x 50 x x + 4 x x =
3
10
3
250
x
    The equation is reduced to :
     15625 + 1875 x 50 x x 50 x x + 100 x x =
3
10
3
250
x

    The solution of the equation:
        x1≈-12.554772 , keep 6 decimal places
        x2≈-12.445228 , keep 6 decimal places
    
    There are 2 solution(s).


解程的详细方法请参阅:《方程的解法》



Your problem has not been solved here? Please go to the Hot Problems section!





  New addition:Lenders ToolBox module(Specific location:Math OP > Lenders ToolBox ),welcome。