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Mathematics 11 Online
OpenStudy (anonymous):

Fan & Medal --- 2. Which sequences are arithmetic? Choose all answers that are correct. Picture of answers: http://i.gyazo.com/0d19dcd06cfdd37303d3de15c5c31c8f.png

OpenStudy (godlovesme):

arithmetic sequence is when u have common difference between the #s can u take a guess first? :) @haileyalexander

OpenStudy (anonymous):

@Godlovesme C & D are my guesses.

OpenStudy (godlovesme):

c is right but if u look at d it adds 20 the 1st time then 60 ....got it?

OpenStudy (anonymous):

ooooh, so the difference has to be constant? @Godlovesme

OpenStudy (godlovesme):

yes :D do u c any more

OpenStudy (anonymous):

yes! @Godlovesme A looks like its added by 2.

OpenStudy (godlovesme):

umm...lets c |dw:1418922703377:dw|

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