Sunday, May 13, 2007

12.1.26

I missed class on friday, and although i read the book to clarify 12.1-12.3, there're still a couple things i'm not sure about.
For this question, I can see the pattern of the terms. Every other interval has a difference of -13, and the intervals inbetween those have a difference of 7. But how do I convert this pattern into an equation for a[n], since there's no constant difference? Did you learn a trick in class, or is this guess and check?

2 Comments:

Blogger Casey Blue said...

okay, i feel dumb because monica already posted a question about this... but nobody's answered her yet so asking again can't hurt

7:59 PM  
Blogger MannyLau said...

i have a question about this too, can anyone help?

8:13 PM  

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