Table of contents
- 0. Review of Algebra4h 16m
- 1. Equations & Inequalities3h 18m
- 2. Graphs of Equations43m
- 3. Functions2h 17m
- 4. Polynomial Functions1h 44m
- 5. Rational Functions1h 23m
- 6. Exponential & Logarithmic Functions2h 28m
- 7. Systems of Equations & Matrices4h 6m
- 8. Conic Sections2h 23m
- 9. Sequences, Series, & Induction1h 19m
- 10. Combinatorics & Probability1h 45m
0. Review of Algebra
Radical Expressions
2:43 minutes
Problem 4a
Textbook Question
Textbook QuestionMatch the rational exponent expression in Column I with the equivalent radical expression in Column II. Assume that x is not 0. (a) -3x^1/3
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Rational Exponents
Rational exponents are expressions that represent roots and powers simultaneously. An exponent in the form of a fraction, such as 1/3, indicates both a root and a power; specifically, the numerator represents the power and the denominator represents the root. For example, x^(1/3) means the cube root of x, which can also be expressed as ∛x.
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Radical Expressions
Radical expressions involve roots, such as square roots, cube roots, etc. The radical symbol (√) is used to denote these roots, and the expression can be rewritten using rational exponents. For instance, the cube root of x can be written as ∛x or x^(1/3), illustrating the relationship between radical and exponent notation.
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Properties of Exponents
The properties of exponents are rules that govern how to manipulate expressions involving exponents. Key properties include the product of powers, quotient of powers, and power of a power. Understanding these properties is essential for simplifying expressions and solving equations that involve rational exponents and their corresponding radical forms.
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