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
3:36 minutes
Problem 12f
Textbook Question
Textbook QuestionIn Exercises 1–38, multiply as indicated. If possible, simplify any radical expressions that appear in the product. (7 + √2) (8 + √2)
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Multiplication of Binomials
Multiplying binomials involves applying the distributive property, often referred to as the FOIL method (First, Outside, Inside, Last). This technique helps in systematically multiplying each term in the first binomial by each term in the second binomial, ensuring that all combinations are accounted for in the final expression.
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Radical Expressions
A radical expression contains a root symbol, indicating the extraction of a root from a number. In this context, simplifying radical expressions involves reducing them to their simplest form, which may include combining like terms or rationalizing denominators to eliminate radicals from the denominator.
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Simplification of Expressions
Simplification of expressions refers to the process of reducing an expression to its most basic form. This can involve combining like terms, factoring, or simplifying radical expressions, making the final result easier to interpret and work with in further calculations.
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