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 (4.8-x)*(4.8-x)+1.4*1.4 = x*x .
    Question type: Equation
    Solution:Original question:
     (
24
5
− x )(
24
5
− x ) +
7
5
×
7
5
= x x
     Left side of the equation = (
24
5
− x )(
24
5
− x ) +
49
25
    The equation is transformed into :
     (
24
5
− x )(
24
5
− x ) +
49
25
= x x
    Remove the bracket on the left of the equation:
     Left side of the equation =
24
5
(
24
5
− x ) − x (
24
5
− x ) +
49
25
                                             =
24
5
×
24
5
−
24
5
x − x (
24
5
− x ) +
49
25
                                             =
576
25
−
24
5
x − x (
24
5
− x ) +
49
25
                                             = 25 −
24
5
x − x (
24
5
− x )
                                             = 25 −
24
5
x − x ×
24
5
+ x x
                                             = 25 −
48
5
x + x x
    The equation is transformed into :
     25 −
48
5
x + x x = x x

    the solutions is:
        x≈2.604167 , keep 6 decimal places
    
    There are 1 solution(s).


解方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!