## Math Problem Statement

A fair die is rolled 4 times. What is the probability of having number 2 and number 6 among the rolls?

## Solution

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## Math Problem Analysis

### Mathematical Concepts

Probability

Combinatorics

### Formulas

Total outcomes = 6^4

Combination formula: C(n, k) = n! / (k!(n-k)!)

Probability formula: P = Number of favorable outcomes / Total outcomes

### Theorems

Fundamental Counting Principle

Probability Theory

### Suitable Grade Level

Grades 9-12