explain and answer the pattern rule.
1.3, 2.4, 3.5, (?), 5.7
The sequence we have here is an arithmetic sequence, with first term 1.3 and common difference = 1.1
The full sequence is: 1.3, 2.4, 3.5, 4.6, 5.7, where there is a common difference of 1.1 between successive elements