Change in Arithmetic and Geometric Sequences
Two new streaming channels launch in the same month. Ridge starts with 1,200 subscribers and gains 300 more every month. Nova starts much smaller, with only 256 subscribers, but every month its audience is 1.5 times what it was the month before. Ridge begins more than four and a half times bigger. Which channel is bigger after a year?
Practice
7 questions · results right after
PracticeStudy guide
15 min · 10 ideas · worked examples and the traps.
GuideIn this chapter
- 01What Is a Sequence?
- 02Arithmetic Sequences: Add the Same Amount
- 03Geometric Sequences: Multiply by the Same Factor
- 04Which Channel Wins?
- 05Arithmetic, Geometric, or Neither?
- 06Start From Any Term
- 07Given Two Terms, Find the Rule
- 08Back to Nova: Context Decides
- 09Practice
- 10Key Takeaways