The \(7\)th term of an arithmetic sequence is \(6\). The sum of the \(6\)th term and the \(12\)th term is \(24\). Find the first term and the common difference.[5]

The \(7\)th term of an arithmetic sequence is \(6\).
The sum of the \(6\)th term and the \(12\)th term is \(24\).
Find the first term and the common difference.

Arithmetic Progression

Sequence and Series

International Baccalaureate Mathematics: Analysis and Approaches Standard Level

2025 Nov TZ3 P1 Q3

2025 Nov TZ3 P1 Q3