[EPQ Vol 1A] Question 30

The first five terms of a number sequence are \(-10\), \(-6\), \(-2\), \(2\) and \(6\).

1. Write down the \(8^{\mathrm{th}}\) term.
2. Find the expression for the \(n\)th term of the sequence.
3. Find the term in the sequence when the number is \(458\).
4. Is \(1107\) a number in the number sequence? Explain your answer.

Continue this as an arithmetic sequence.