How many subsets are there of {1, 2, 3, 4, 5, 6, 7} that are the range of an injective function with domain {1, 2, 3}?
How many subsets are there of {1, 2, 3, 4, 5, 6, 7} that are the range of an injective function with domain {1, 2, 3}?
Chapter3: Functions
Section3.2: Domain And Range
Problem 58SE: Create a function in which the range is all nonnegative real numbers.
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How many subsets are there of {1, 2, 3, 4, 5, 6, 7} that are the range of an injective function with domain {1, 2, 3}?
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