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Mathematics 13 Online
ILovePuppiesLol (ilovepuppieslol):

super easy question

ILovePuppiesLol (ilovepuppieslol):

http://prntscr.com/awgci5

ILovePuppiesLol (ilovepuppieslol):

@ganeshie8

ILovePuppiesLol (ilovepuppieslol):

so i guess im supposed to work backwards

ILovePuppiesLol (ilovepuppieslol):

|dw:1461548550440:dw|

ganeshie8 (ganeshie8):

\[t_n = a_1+(n-1)d\]

ILovePuppiesLol (ilovepuppieslol):

t_n?

ganeshie8 (ganeshie8):

\[a_n = a_1+(n-1)d\]

ILovePuppiesLol (ilovepuppieslol):

ohh

ganeshie8 (ganeshie8):

we're given : \(a_1=9\) \(n=41\) \(a_{41}=9389\) plug them in the formula

ILovePuppiesLol (ilovepuppieslol):

so |dw:1461548641678:dw|

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