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Algebra 4 Online
OpenStudy (anonymous):

Find ^a15 when ^a1=-3 and d=1. ^a15=

hartnn (hartnn):

\(\large a_n=a_1+(n-1)d \\ n=15\)

OpenStudy (anonymous):

is that the formula or the answer

hartnn (hartnn):

the formula

OpenStudy (anonymous):

so what do i do next

hartnn (hartnn):

plug in values.

OpenStudy (anonymous):

how do I do that can you help me

hartnn (hartnn):

a15 = -3 + (15-1)(1)

hartnn (hartnn):

i plugged in for you, now u just evaluate.

OpenStudy (anonymous):

would it be 14 not sure how to evaluate it

hartnn (hartnn):

sorry, can't help u further...

OpenStudy (anonymous):

thanks

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