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    Overview: 1 questions will be solved this time.Among them
           ☆1 equations

[ 1/1 Equation]
    Work: Find the solution of equation 0.22*(1+x)*(1+x)*(1+x)*(1+x)+0.23*(1+x)*(1+x)*(1+x)+0.25*(1+x)*(1+x)+0.27*(1+x)+0.29 = 2.65*(1+x)*(1+x)*(1+x)*(1+x)*(1+x) .
    Question type: Equation
    Solution:Original question:
     
11
50
(1 + x )(1 + x )(1 + x )(1 + x ) +
23
100
(1 + x )(1 + x )(1 + x ) +
1
4
(1 + x )(1 + x ) =
53
20
(1 + x )(1 + x )(1 + x )(1 + x )(1 + x )
    Remove the bracket on the left of the equation:
     Left side of the equation =
11
50
× 1(1 + x )(1 + x )(1 + x ) +
11
50
x (1 + x )(1 + x )(1 + x ) +
23
100
(1 + x )
                                             =
11
50
(1 + x )(1 + x )(1 + x ) +
11
50
x (1 + x )(1 + x )(1 + x ) +
23
100
(1 + x )(1 + x )
                                             =
11
50
× 1(1 + x )(1 + x ) +
11
50
x (1 + x )(1 + x ) +
11
50
x (1 + x )(1 + x )
                                             =
11
50
(1 + x )(1 + x ) +
11
50
x (1 + x )(1 + x ) +
11
50
x (1 + x )(1 + x )(1 + x )
                                             =
11
50
× 1(1 + x ) +
11
50
x (1 + x ) +
11
50
x (1 + x )(1 + x ) +
11
50
x
                                             =
11
50
(1 + x ) +
11
50
x (1 + x ) +
11
50
x (1 + x )(1 + x ) +
11
50
x (1 + x )
                                             =
11
50
× 1 +
11
50
x +
11
50
x (1 + x ) +
11
50
x (1 + x )(1 + x ) +
11
50
                                             =
11
50
+
11
50
x +
11
50
x (1 + x ) +
11
50
x (1 + x )(1 + x ) +
11
50
x
                                             =
51
100
+
11
50
x +
11
50
x (1 + x ) +
11
50
x (1 + x )(1 + x ) +
11
50
x
                                             =
51
100
+
11
50
x +
11
50
x × 1 +
11
50
x x +
11
50
x (1 + x )
                                             =
51
100
+
11
50
x +
11
50
x +
11
50
x x +
11
50
x (1 + x )(1 + x )
                                             =
51
100
+
11
25
x +
11
50
x x +
11
50
x (1 + x )(1 + x ) +
11
50
x
                                             =
51
100
+
11
25
x +
11
50
x x +
11
50
x × 1(1 + x ) +
11
50
x
                                             =
51
100
+
11
25
x +
11
50
x x +
11
50
x (1 + x ) +
11
50
x x
                                             =
51
100
+
11
25
x +
11
50
x x +
11
50
x × 1 +
11
50
x x
                                             =
51
100
+
11
25
x +
11
50
x x +
11
50
x +
11
50
x x +
11
50
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x
                                             =
51
100
+
33
50
x +
11
50
x x +
11
50
x x +
11
50
x x

    
        x≈-0.198578 , keep 6 decimal places
    
    There are 1 solution(s).


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