Find the Common Difference of the Sequence $$a _ { 1 } = 6 , a _ { 4 } = 18 \text {; find } d$$

question 181

Multiple Choice

Find the common difference of the sequence.
- $$a _ { 1 } = 6 , a _ { 4 } = 18 \text {; find } d$$

• A)-4
• B)-12
• C)12
• D)4

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Definitions:

Regularity

The quality or state of being consistent or uniform in procedure, form, or arrangement; often referring to patterns or rhythms in nature or behavior.

Actively Playful

Engaging in activity with energy and enthusiasm, often referring to the lively and spirited manner in children's play.

Noisy

describes environments or sounds that are loud and disruptive, making it hard to hear or concentrate.

Boisterous

Characterized by noisy, energetic, and cheerful behavior, often in a rowdy manner.