March 29

Use the graph to determine the solutions.

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

Does y = -4x² have a maximum or minimum value?

• maximum
• minimum

15f) Determine the line of symmetry.  y = x²+16x+64

• x=4
• x=2
• x=-8
• x=64

What is the vertex?

• (-2,0)

• (0,0)

• (0,-4)

• (2,0)

What is the y-intercept?

• (0,-4)

• (-4,0)

• (-2,0)

• (2,0)

What is the domain of the function?

• x≥3
• x≤3
• All real numbers
• -1≤x≤5

What is the range of the function?

• All real numbers

• -6≤y≤3

Find the x and y intercepts
4x - 5y = 40

• x intercept is 10 
  y intercept is 8
• x intercept is 10
  y intercept is 20
• x intercept is 8
  y intercept is 10
• x intercept is 10
  y intercept is -8

Which equation in standard form represents this graph?

• -3x +2y = -6

• 3x + 2y = 6

• -3x - 2y = 12

• -3x + 2y = -12