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OpenStudy (anonymous):
what is n, in the formula a(n)=a1(n-1)d
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OpenStudy (anonymous):
the number of terms?
OpenStudy (anonymous):
but where is the "+"?
OpenStudy (anonymous):
idk
OpenStudy (asnaseer):
this looks like the formula for getting the n'th term of an arithmetic sequence (or progression). this site might help you understand this better: http://en.wikipedia.org/wiki/Arithmetic_progression
OpenStudy (anonymous):
n is any term numbers that you plug in. Take a look at this and let me know. http://www.mathwords.com/a/arithmetic_sequence.htm
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OpenStudy (anonymous):
oka thhank ypu
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