Unit 1 Review Math 4

Quadratic equations take the shape of a _______ when graphed.

• parabola

• straight line

• snaked line

• elliptical

What is the minimum of this graph?

• (-2,6)
• (-0.5,-3.5)
• (-1,-3)
• (3,0)

On what interval is the graph decreasing?

• (∞, 3)
• (3, -∞)
• (3, ∞)
• (-∞, 3)

Where is the function increasing?

• (-∞,5]
• (-∞,0]
• (-∞,2]
• [0,2]

What is the domain of the function?

• (-∞,5]
• (-∞,5)
• (-∞,2]
• (-∞,2)

Find the function's x- and y-intercepts.

• x-int (0,-3) and (0,1)

  y-int (-4,0)

• x-int (-3,0) and (1,0)

  y-int (0,-4)

• x-int (-4, 1)

  y-int (-4, ∞)

• x-int (-3,0) and (1,0)

  y-int (0,-3)

Describe the function's end behavior.

•  $As\ x\rightarrow-\infty,\ y\rightarrow-\infty$ 
   $As\ x\rightarrow\infty,\ y\rightarrow-\infty$  
  

•  $As\ x\rightarrow-\infty,\ y\rightarrow-\infty$  
   $As\ x\rightarrow\infty,\ y\rightarrow\infty$  
  

•  $As\ x\rightarrow-\infty,\ y\rightarrow\infty$  
   $As\ x\rightarrow\infty,\ y\rightarrow-\infty$  
  

•  $As\ x\rightarrow-\infty,\ y\rightarrow\infty$  
   $As\ x\rightarrow\infty,\ y\rightarrow\infty$  
  

Identify where the function is increasing and where it is decreasing.

• increasing (-1, ∞) and decreasing (-∞,-1)

• increasing (-∞, -1) and decreasing (-1, ∞)

• increasing (-∞,∞) and decreasing nowhere

• increasing (-1, -4) and decreasing (-3, 1)

Identify the function's domain and range.

• domain (-∞,∞) and range (-∞,∞)

• domain (-∞, ∞) and range (-4,∞)

• domain (-∞,∞) and range [-4,∞)

• domain [-3, 1] and range [-4,∞)

What are the domain and the range of the function?

• domain (-∞,∞) and range (-∞,∞)

• domain (∞,-∞) and range (∞,-∞)

• domain (-∞, 3] and range [3,∞)

• domain (-∞,1] and range [1,∞)