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OpenStudy (anonymous):
Find an equation for the nth term of the arithmetic sequence. a19 = -92, a20 = 6
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OpenStudy (anonymous):
@jim_thompson5910
OpenStudy (solomonzelman):
can you tell me the difference at first ?
OpenStudy (anonymous):
no
OpenStudy (solomonzelman):
Well, what do you do to get from the 19th term (which is -92) to the 20th term (which is 6) ?
OpenStudy (solomonzelman):
What do you add/subtract ?
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OpenStudy (anonymous):
isnt it the 1st term
OpenStudy (solomonzelman):
you sad a19=-92 in other words, nineteenth term=-92 and a20=6 in other words, twentieth term=6
OpenStudy (solomonzelman):
you said.... (not sad)
OpenStudy (anonymous):
okay so an = -1856 - 98(n + 1
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