SOLUTION: how many subsets does{2,4,8,.....256} have?

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Question 987058: how many subsets does{2,4,8,.....256} have?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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A set with n elements has 2^n subsets:
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{2, 4, 8, 16, 32, 64, 128, 256} has 8 elements
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n=8
2%5En=2%5E8=256
ANSWER: There are 256 subsets.