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What is the value of the 11th term of the sequence 1, -2, 4, -8, ...? 4,096 1,024 -2,048 -1,024
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1 vote
What is the value of the 11th term of the sequence 1, -2, 4, -8, ...?

4,096
1,024
-2,048
-1,024

User Dustin Michels
by
7.7k points

1 Answer

4 votes
The pattern is that the next term is equal to the previous term multiplied by -2.
1
-2
4
-8
16
-32
64
-128
256
-512
1024
The answer is 1024
User Ajay Malhotra
by
8.1k points
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