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Mathematics 21 Online
OpenStudy (anonymous):

Find an equation for the nth term of the sequence. -1, -4, -16, -64, ...

OpenStudy (anonymous):

times four

OpenStudy (anonymous):

n= 4x

OpenStudy (jdoe0001):

\(\huge a_n=a_1\cdot r^{n-1}\)

OpenStudy (anonymous):

an = -1 • 4n - 1 an = -1 • 4n an = 4 • -1n an = 4 • -1n + 1

OpenStudy (anonymous):

which one?

OpenStudy (jdoe0001):

what's the common ratio?

OpenStudy (anonymous):

is it a

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