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0. Review of Algebra4h 16m
1. Equations & Inequalities3h 18m
2. Graphs of Equations1h 31m
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

College Algebra0. Review of AlgebraRadical Expressions

8:21 minutes

Problem 24b

Textbook Question

Textbook Question

In Exercises 1–38, solve each radical equation. √x - 4 + √x + 4 = 4

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Related Practice

Squares and Square Roots (Simplifying Math)

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Simplify Square Roots of Perfect Squares: Square Root of 81 & (121/144), Negative Square Root of 64

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Quotient Rule for Radicals

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Example: Add and Subtract Square Roots Containing Variables

Example: Add and Subtract Square Roots Containing Variables

Adding & Subtracting Radical Expressions

Adding & Subtracting Radical Expressions

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