Pascal rows and binomial coefficient structure
Consider \((p - q)^{4}\). The coefficient row is a Pascal row indexed by the power
Choose the matching row, then complete the interior entries in the table
| Position | Entry |
|---|---|
| \(0\) | \(1\) |
| \(1\) | \(4\) |
| \(2\) | \(6\) |
| \(3\) | \(\square\) |
| \(4\) | \(1\) |