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OpenStudy (anonymous):
What is the nth term in the arithmetic series below? 3+7+11+15+19...
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OpenStudy (anonymous):
the series adds 4 at every interval. It begins at 3. The function for this is x+3 or n+3.
OpenStudy (anonymous):
4n+3
OpenStudy (anonymous):
\[a ^{n}=a+(n-1)d\]
OpenStudy (anonymous):
whats the formula to find the nth term?
OpenStudy (anonymous):
oh its this right... tn=t1+(n-1)d
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OpenStudy (anonymous):
yes
OpenStudy (anonymous):
ok. I got tn=4n-1
OpenStudy (anonymous):
yes...same as i also got...
OpenStudy (anonymous):
so i think that is the nth term....
OpenStudy (anonymous):
do you get it???
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