Write each decimal as a fraction. (Do not write in lowest terms.) 0.104
Table of contents
- 0. Review of Algebra4h 18m
- 1. Equations & Inequalities3h 18m
- 2. Graphs of Equations1h 43m
- 3. Functions2h 17m
- 4. Polynomial Functions1h 44m
- 5. Rational Functions1h 23m
- 6. Exponential & Logarithmic Functions2h 28m
- 7. Systems of Equations & Matrices4h 5m
- 8. Conic Sections2h 23m
- 9. Sequences, Series, & Induction1h 22m
- 10. Combinatorics & Probability1h 45m
0. Review of Algebra
Exponents
Problem 90
Textbook Question
Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. Q′
Verified step by step guidance1
Identify the universal set \(U\) and the subset \(Q\) given: \(U = \{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13\}\) and \(Q = \{0, 2, 4, 6, 8, 10, 12\}\).
Recall that the complement of a set \(Q\), denoted \(Q'\), consists of all elements in the universal set \(U\) that are not in \(Q\).
To find \(Q'\), list all elements of \(U\) that are not in \(Q\). This means you will subtract the elements of \(Q\) from \(U\).
Write the complement set \(Q'\) explicitly as \(Q' = U - Q = \{x \in U : x \notin Q\}\).
Check if \(Q'\) and \(Q\) are disjoint sets by confirming that they have no elements in common, which is always true for a set and its complement.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Universal Set and Subsets
The universal set U contains all elements under consideration, while subsets like M, N, Q, and R are parts of U. Understanding the relationship between these sets helps in performing operations like complements and intersections.
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Set Complement
The complement of a set Q, denoted Q′, consists of all elements in the universal set U that are not in Q. Finding Q′ involves identifying elements excluded from Q but present in U.
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Complementary Events
Disjoint Sets
Two sets are disjoint if they have no elements in common. Identifying disjoint sets requires checking for intersections that result in an empty set, which is important for understanding relationships between given sets.
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