Math Problem Statement
Use previous code sequences to determine next code sequence. Numbers 1, 2, 3, 4 and 5 are used once. Two of the numbers are entered together and will be shown in parentheses ( ). the first code is 24(35)1, second code is (35)142, third code is 2(54)13, fourth code is (54)312. What is the fifth code?
Solution
To determine the next code sequence, let's analyze the pattern in the sequence of codes.
We have:
- 24(35)1
- (35)142
- 2(54)13
- (54)312
We can break down the movement of the digits and the order of the numbers as follows:
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In each sequence, the number inside the parentheses shifts from one code to the next. The first parentheses show 35 in the first code, then move to the start in the second, then shift to the middle in the third, and move back to the start in the fourth code.
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The numbers outside the parentheses also change their positions relative to each other, but we need to focus on how they move together with the number inside the parentheses.
Step-by-step analysis of how each digit shifts:
- 24(35)1 → We start with "35" inside the parentheses, and the other numbers are arranged as "24" and "1".
- (35)142 → The "35" moves to the beginning and the rest of the numbers are arranged as "142".
- 2(54)13 → "54" replaces "35" inside the parentheses, and the rest are "2" and "13".
- (54)312 → "54" moves to the front again, and the other numbers are "3" and "12".
Predicting the Fifth Code:
Now, based on the observed pattern, it seems the number 54 will move into a new position. Let's put it in the middle with the other numbers at the start and end:
- 3(12)45
So, the fifth code is 3(12)45.
Would you like any additional explanation or clarifications on this?
Here are some related questions to explore further:
- How can we generalize this pattern for a longer sequence of codes?
- What happens if the numbers in parentheses change dynamically instead of following a set order?
- How can the position of the parentheses influence the overall structure of the code?
- What mathematical patterns are involved in determining the next position of numbers in sequences like this?
- Could there be other possible solutions based on different interpretation of the shifting pattern?
Tip: When dealing with number sequences, it’s helpful to look for recurring patterns or movements in the placement of numbers to predict future terms.
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Math Problem Analysis
Mathematical Concepts
Pattern Recognition
Sequences
Combinatorics
Formulas
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Theorems
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Suitable Grade Level
Grades 6-8