Section 3.6 Rational Functions

Before Starting this Section, Review

  1. 1 Domain of a function (Section 2.4 , page 216)

  2. 2 Zeros of a function (Section 3.2 , page 337)

  3. 3 Quadratic formula (Section 1.3 , page 111)

  4. 4 Dividing polynomials (Section 3.3 , page 355)

Objectives

  1. 1 Define a rational function.

  2. 2 Define vertical and horizontal asymptotes.

  3. 3 Graph translations of f(x)=1x.

  4. 4 Find vertical and horizontal asymptotes (if any).

  5. 5 Graph rational functions.

  6. 6 Graph rational functions with oblique asymptotes.

  7. 7 Graph a revenue curve.

Federal Taxes and Revenues

Federal governments levy income taxes on their citizens and corporations to pay for defense, ...

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