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Question

Part 1
Write a recursive definition for the sequence.
4​, negative 16​, 64​, negative 256​, 1024​, ...
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Part 1
Choose the correct answer below.
A.
a 1equalsnegative 4 and a Subscript nequalsa Subscript n minus 1plus20
B.
a 1equals4 and a Subscript nequalsa Subscript n minus 1minus20
C.
a 1equals4 and a Subscript nequalsa Subscript n minus 1plus20
D.
a 1equals4 and a Subscript nequalsnegative 4a Subscript n minus 1
E.
a 1equalsnegative 4 and a Subscript nequals4a Subscript n minus 1
F.
a 1equalsnegative 4 and a Subscript nequalsa Subscript n minus 1minus20
G.
a 1equals4 and a Subscript nequals4a Subscript n minus 1
H.
a 1equalsnegative 4 and a Subscript nequalsnegative 4a Subscript n minus 1

Answer 1

The correct answer is C.
a1 = 4 and a(n) = a(n-1) + 20