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Mathematics 17 Online
OpenStudy (gamenerd123):

What is the eighth term in the arithmetic sequence defined by the explicit formula an=2n+7?

OpenStudy (welshfella):

just replace the n in the formula 2n + 7 and simplify

OpenStudy (gamenerd123):

How do I do that?

OpenStudy (welshfella):

a8 = 2(8) + 7

OpenStudy (gamenerd123):

2 x8? +7?

OpenStudy (welshfella):

yes

OpenStudy (gamenerd123):

23?

OpenStudy (welshfella):

correct

OpenStudy (gamenerd123):

Thx, can you help me with some more please?

OpenStudy (welshfella):

plz do new post

OpenStudy (gamenerd123):

Okay

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