Concept explainers
When subtracting rational expressions, parentheses are important to make sure that you subtract the entire numerator. In Exercises RC1–RC3, complete each numerator by (a) filling in the parentheses, (b) removing the parentheses, and (c) collecting like terms.
RC 1.
Want to see the full answer?
Check out a sample textbook solutionChapter 12 Solutions
Developmental Mathematics (9th Edition)
- Jobe by Sato titator x2 +8X+25arrow_forwardRewrite 4 - 5x - x2 + 6x3 in descending powers of x.arrow_forwardIn Exercises 4-8, simplify each rational expression. If the rational expression cannot be simplified, so state. 5x – 35x 4. 15x2 x2 + 6x – 7 x? – 49 6x? + 7x + 2 6. 2x2 – 9x – 5 x? + 4 7. x - 4 x3 – 8 8. x - 4 .2 5.arrow_forward
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:CengageElementary AlgebraAlgebraISBN:9780998625713Author:Lynn Marecek, MaryAnne Anthony-SmithPublisher:OpenStax - Rice University