What is the recursive formula for this geometric sequence? 4,-12, 36, -108,...
lan
O A.
a = -4
an-13
.
an
O B.
( = 4
an = an-1.3
a = -4
O c.
[
12. = 3n-1 •(-3)
a = 4
O D.
la
Tan = 2n-1 •(-3)

The answer is cometm

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