3-14-19 Exit Review Practice

-6x+5y=1
6x+4y=-10

• (1,-1)
• (0,-1)
• (1,1)
• (-1,-1)

-4x - 6y = 6
4x + 6y = -4

• no solution
• (2,0)
• (-4,0)
• (0,0)

What are the zeros?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Does this graph have a maximum or minimum?

• Minimum
• Maximum

What is the vertex?

• (4,-4)
• (2,0)
• (0,2)
• (6,0)

What are the roots of the function? 

• {x|x = 4, -1}
• (-4, 1)
• {x|x = -4, 1}
• (4, 0) (-1, 0)

What are the solutions of this graph?

• -2 and 3
• -1/2 and -6
• -2 and -6
• 3 and -6

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

The vertex of this parabola is...

• (-4, -12.5)
• (12.5, 4)
• (-12.5, -4)
• (4, 12.5)

Solve Using the Quadratic Formula

• -3, 4
• 3, 4
• -4, -3
• -3