Non-linear sequences increase or decrease by different amounts each time. A number pattern is a series of numbers that follow a specific rule. Examples include: odd numbers, even numbers, square ...

The \(n\)th term for a quadratic sequence has a term that contains \(n^2\). Terms of a quadratic sequence can be worked out in the same way. Write the first five terms of the sequence \(n^2 + 3n - 5\) ...