Combinations and Subsets Quiz Form
Test your understanding of combinations and subsets in mathematics. Please answer all questions carefully. This is the Combinations and Subsets Quiz Form.
1. What is the value of C(5, 2)?
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2. Which of the following best describes a subset?
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A set containing some or all elements of another set
A set with only one element
A set containing no elements
Other
3. How many subsets does a set with 4 elements have?
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4. Choose all correct statements about combinations.
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Order does not matter in combinations
Order matters in combinations
Combinations are a way to select items from a group
Other
5. What is the number of ways to choose 3 objects from 7 distinct objects?
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6. Find the number of subsets of the set {a, b, c, d, e}.
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7. In how many ways can you select 2 books from a shelf of 6 books?
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8. Which formula gives the number of combinations of n items taken r at a time?
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n! / [r!(n - r)!]
n! / (n - r)!
r! / n!
Other
9. Give an example of a subset of the set {1, 2, 3}.
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10. Briefly explain the difference between a subset and a combination.
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