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OpenStudy (anonymous):
Find an equation for the nth term of the arithmetic sequence. a19 = -58, a21 = -164
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OpenStudy (anonymous):
Do you what the equation is for arithmetic sequences?
OpenStudy (anonymous):
@Brittni0605 yes
OpenStudy (anonymous):
Type it so I can see please.
OpenStudy (anonymous):
@Brittni0605 an = dn + c
OpenStudy (anonymous):
@Brittni0605 my bad it's An = A1+ (n-1) d
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