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Sagot :
Alright, let's examine the given matrix and fill in the missing value step-by-step:
Given matrix:
[tex]\[ \begin{array}{llll} 9 & 1 & 6 & 4 \\ 4 & 5 & 7 & 2 \\ 5 & 8 & 8 & 5 \\ 1 & 3 & 5 & ? \end{array} \][/tex]
To find the missing value denoted by [tex]\( ? \)[/tex], let's analyze the patterns and relationships both across rows and columns in the matrix:
1. Column Analysis: Observing the columns, we have:
- Column 1: [tex]\( 9, 4, 5, 1 \)[/tex]
- Column 2: [tex]\( 1, 5, 8, 3 \)[/tex]
- Column 3: [tex]\( 6, 7, 8, 5 \)[/tex]
- Column 4: [tex]\( 4, 2, 5, ? \)[/tex]
2. Row Analysis: Observing the rows, we have:
- Row 1: [tex]\( 9, 1, 6, 4 \)[/tex]
- Row 2: [tex]\( 4, 5, 7, 2 \)[/tex]
- Row 3: [tex]\( 5, 8, 8, 5 \)[/tex]
- Row 4: [tex]\( 1, 3, 5, ? \)[/tex]
To determine the missing value in the fourth column, let's identify any patterns or consistencies across the columns.
3. Pattern Detection:
- When looking at the changes in the fourth column values:
- The difference between the 1st and 2nd elements is [tex]\( 4 - 2 \)[/tex], which is 2.
- The difference between the 2nd and 3rd elements is [tex]\( 5 - 2 \)[/tex], which is 3.
We can infer the pattern in the fourth column is increasing by either a specific ratio or arithmetic progression.
4. Applying the Pattern:
- To summarize our detected pattern in columns, we need to fill the gap based on the existing values.
- A systematic approach is to check the continuity and balance in the fourth column.
5. Algebraic Method:
The balanced value for the missing element should satisfy the uniformity visible in row sums and column sums.
Final Calculation:
With the established continuity in row and column sums, we can deduce:
[tex]\[ 4 + 2 + 5 = 11 \quad \text{and subsequently balancing row sums and columns within typical arithmetic bounds} \][/tex]
Thus, the unknown element [tex]\( ? \)[/tex] in the matrix can be evaluated satisfactorily with balancing sums inherent in the arithmetic portion.
Thus, the missing value is:
[tex]\[ ? = 6 \][/tex]
Therefore, the complete matrix is:
[tex]\[ \begin{array}{llll} 9 & 1 & 6 & 4 \\ 4 & 5 & 7 & 2 \\ 5 & 8 & 8 & 5 \\ 1 & 3 & 5 & 6 \end{array} \][/tex]
Given matrix:
[tex]\[ \begin{array}{llll} 9 & 1 & 6 & 4 \\ 4 & 5 & 7 & 2 \\ 5 & 8 & 8 & 5 \\ 1 & 3 & 5 & ? \end{array} \][/tex]
To find the missing value denoted by [tex]\( ? \)[/tex], let's analyze the patterns and relationships both across rows and columns in the matrix:
1. Column Analysis: Observing the columns, we have:
- Column 1: [tex]\( 9, 4, 5, 1 \)[/tex]
- Column 2: [tex]\( 1, 5, 8, 3 \)[/tex]
- Column 3: [tex]\( 6, 7, 8, 5 \)[/tex]
- Column 4: [tex]\( 4, 2, 5, ? \)[/tex]
2. Row Analysis: Observing the rows, we have:
- Row 1: [tex]\( 9, 1, 6, 4 \)[/tex]
- Row 2: [tex]\( 4, 5, 7, 2 \)[/tex]
- Row 3: [tex]\( 5, 8, 8, 5 \)[/tex]
- Row 4: [tex]\( 1, 3, 5, ? \)[/tex]
To determine the missing value in the fourth column, let's identify any patterns or consistencies across the columns.
3. Pattern Detection:
- When looking at the changes in the fourth column values:
- The difference between the 1st and 2nd elements is [tex]\( 4 - 2 \)[/tex], which is 2.
- The difference between the 2nd and 3rd elements is [tex]\( 5 - 2 \)[/tex], which is 3.
We can infer the pattern in the fourth column is increasing by either a specific ratio or arithmetic progression.
4. Applying the Pattern:
- To summarize our detected pattern in columns, we need to fill the gap based on the existing values.
- A systematic approach is to check the continuity and balance in the fourth column.
5. Algebraic Method:
The balanced value for the missing element should satisfy the uniformity visible in row sums and column sums.
Final Calculation:
With the established continuity in row and column sums, we can deduce:
[tex]\[ 4 + 2 + 5 = 11 \quad \text{and subsequently balancing row sums and columns within typical arithmetic bounds} \][/tex]
Thus, the unknown element [tex]\( ? \)[/tex] in the matrix can be evaluated satisfactorily with balancing sums inherent in the arithmetic portion.
Thus, the missing value is:
[tex]\[ ? = 6 \][/tex]
Therefore, the complete matrix is:
[tex]\[ \begin{array}{llll} 9 & 1 & 6 & 4 \\ 4 & 5 & 7 & 2 \\ 5 & 8 & 8 & 5 \\ 1 & 3 & 5 & 6 \end{array} \][/tex]
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