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Mathematics 14 Online
OpenStudy (anonymous):

What is the common difference of the following arithmetic sequence? 23, 21, 19, 17 A 2 B -2 C 1 D -1

OpenStudy (anonymous):

-2

OpenStudy (pigrenex):

(23 - 21) = ?

OpenStudy (anonymous):

tn+1 - tn = difference...

OpenStudy (anonymous):

@pigrenex , yours is wrong.. the correct is 2nd term - 1st term >> 21-23 >> equals to -2

OpenStudy (anonymous):

thank youu

OpenStudy (pigrenex):

thanks @bipulraman for correcting me. I haven't noticed

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