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OpenStudy (anonymous):
Tell whether the sequence is arithmetic. If it is, what is the common difference? 4. 15, 19, 23, 27... yes; 15/19 yes; 4 yes; 34 no Hellllppp
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OpenStudy (anonymous):
I didn't do very well with all the series and sequence stuff, but the difference between each of those numbers is certainly 4, right?
Directrix (directrix):
Yes, 4 is the common difference.
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