Textbook Question
In Exercises 11–26, determine whether each equation defines y as a function of x. x² + y = 25
Table of contents
- 0. Review of Algebra
- 1. Equations & Inequalities
- 2. Graphs of Equations
- 3. Functions
- 4. Polynomial Functions
- 5. Rational Functions
- 6. Exponential & Logarithmic Functions
- 7. Systems of Equations & Matrices
- 8. Conic Sections
- 9. Sequences, Series, & Induction
- 10. Combinatorics & Probability
- Appendix 1. Review of Real Numbers
- Appendix 2. Linear Equations and Inequalities
- OLD 9. Sequences, Induction, and Probability
- 1. - OLD - Fundamental Concepts of Algebra
- 2. - OLD - Equations and Inequalities
- OLD 4. Rational Functions
- OLD 2. Functions & Graphs
- OLD 6. Exponential and Logarithmic Functions
- OLD 7. Systems of Equations and Inequalities
- OLD 8. Matrices and Determinants
- OLD 9. Conic Sections
2. Graphs of Equations
Graphs and Coordinates