Algebra 2 Unit 3 Test 2 Review

Describe the end behavior of
f(x) = -5x⁴ - 2x² + 8

• Left side: Rises  
   Right side: Rises
• Left Side:  Rises
  Right side: Falls
• Left side: Falls
  Right side: Rises
• Left side: Falls
  Right side: Falls

Describe the end behavior of
f(x) = 2x² + 6x⁵ + 10x

• Left side:  Rises
  Right side: Rises
• Left side: Falls
  Right side: Rises
• Left side:Rises
  Right side: Falls
• Left side: Falls
  Right side: Falls

What is the y-intercept?
f(x) = -x⁴ + x³ + 5x² + x + 6

• -1
• 1
• 5
• 6

What degree is the function?

• 1
• 2
• 4
• 10

For each function, determine the real zeros and state the multiplicity of any repeated zeros.

• {0 mult. 3, 5, 2}

• {−2 mult. 3, 3, 1}

• {0 mult. 3, 3, 2}

• {2 mult. 3, 3, 3}

What are the zeros for the given polynomial? (Check all that apply)

• -4

• -3

• -2

• -1

• 2

Select all of the intervals where the graph is increasing? (Select all that apply)

•  $\left(-2.75,\ 0.75\right)$ 
  

•  $\left(-\infty,\ -2.75\right)$ 

•  $\left(0.75,\ \infty\right)$ 
  

For the given polynomial graph, state the relative maximum?

• 8 at x = 1

• 1 at x = 2

• 2 at x = 1

• -2 at x = -1

For the given polynomial graph, on which x-interval is the function increasing?

•  $\left(2,\ \infty\right)$  

•  $\left(-2,\ \infty\right)$  

•  $\left(-1,\ 1\right)$  

• 
  

   $\left(-2,\ 2\right)$  
  

How would you describe the point at (0,6)?

• Relative Minimum

• Absolute Minimum

• Relative Maximum

• Absolute Maximum