Identify the sequence below as​ arithmetic, geometric, or neither. Then find the next two terms.

Question

15​, 17​, 19​, 21​, ...
Question content area bottom
Part 1
Choose the correct type of sequence below.
arithmetic
arithmetic
neither
neither
geometric
geometric
Part 2
The next term in the​ sequence, a 5​, is
  
2. ​(Simplify your​ answer.)
Part 3
The next term in the​ sequence, a 6​, is
  
4. ​(Simplify your​ answer.)

Answer 1

Part 1: The sequence is arithmetic.

Part 2: The next term in the sequence is 23.

Part 3: The term after 23 in the sequence is 25.