Answer:
- A sequence is a list of number or objects in a defined or logical order. ... Each number in a sequence is called a term . Each term in a sequence has a position (first, second, third and so on).
- Patterns are repetitive sequences and can be found in nature, shapes, events, sets of numbers and almost everywhere you care to look.
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- If a sequence is finite, we sometimes write 1a1, a2,a3,a4.
- An arithmetic sequence is a list of numbers with a definite pattern.
Step-by-step explanation:
im sorry , i dont know the no.3 but hope its help my dear ace:)