Math: Set theory - How many elements are in the set.

timer Asked: Jul 29th, 2014
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Question Description

How many elements are in the following set? {{ 1,2,{3},{4,5},6,{{7},8}},9}

Tutor Answer

Khali R
School: University of Virginia

The number of subsets is always 2 raised to the power of the number of elements in the set. In this case, the answer is .

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