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OpenStudy (anonymous):
PLZ HELP!! Is this sequence arithmetic? 1, -7, -14, -21, …
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OpenStudy (er.mohd.amir):
check common difference
TheSmartOne (thesmartone):
A sequence is arithmetic if each term is getting added or subtracted by a contant term.
TheSmartOne (thesmartone):
For example |dw:1448379330822:dw|
OpenStudy (er.mohd.amir):
for common diff. d=any term - term jast before it
TheSmartOne (thesmartone):
|dw:1448379346900:dw|
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OpenStudy (anonymous):
okay i just checked the difference and its not the same so i don't think its an arithmetic sequence am i right?
OpenStudy (er.mohd.amir):
yes
OpenStudy (anonymous):
ok thank you
TheSmartOne (thesmartone):
Good job :)
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