Module 3: Lesson 1

 

Self-Check 4

3.   Question 3 on page 114 in the textbook
   
   1.  
      
      • The graph represents an odd-degree polynomial function.
      • The leading coefficient is positive.
      • There are three x-intercepts.
      • The domain is {x|x ∈ R}, and the range is {y|y ∈ R}.
   2.  
      • The graph represents an odd-degree polynomial function.
      • The leading coefficient is positive.
      • There are five x-intercepts.
      • The domain is {x|x ∈ R}, and the range is {y|y ∈ R}.
   3.  
      • The graph represents an even-degree polynomial function.
      • The leading coefficient is negative.
      • There are three distinct x-intercepts.
      • The domain is {x|x ∈ R}, and the range is {y|y ≤ 16.9, y ∈ R}.
   4.  
      • The graph represents an even-degree polynomial function.
      • The leading coefficient is negative.
      • There are zero real x-intercepts.
      • The domain is {x|x ∈ R}, and the range is {y|y ≤ −3, y ∈ R}.

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