2-1 and 2-2 Quiz

What is the vertex of the equation

 $y=\left(x-3\right)^2+5$  

• (-3, 5)

• (3, 5)

• (-3, -5)

• (3, -5)

What is the vertex of the equation

 $y=\left(x+7\right)^2+3$  

• (7, 3)

• (7, -3)

• (-7, 3)

• (-7, -3)

What is the vertex of the equation

 $y=\left(x-4\right)^2$  

• (-4, 0)

• (4, 0)

• (0, 4)

• (0, -4)

What direction does the following graph open?

 $f\left(x\right)=\left(x-4\right)^2-5$  

• left 

• right

• up

• down

Tags

CCSS.HSF-IF.C.7A

What direction does the following graph open?

 $g\left(x\right)=-x^2+5$  

• right 

• left

• down

• up

Tags

CCSS.HSF-IF.C.7A

Given the equation for this parabola:
 y=-(x-4)²-3,
does this parabola have a maximum or minimum value?

• Maximum
• Minimum

Tags

CCSS.HSF-IF.C.7A

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• symmetrical point for the vertex

A parabola has a vertex at (-3,2).
Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2

Find the y-intercept of this graph?

• (-4,0)

• (0,-4)

• (4,0)

• (0,4)

Tags

CCSS.HSF-IF.C.7A

What is vertex of the quadratic function x²+4x-21?

• (4, -21)
• (-2,-25)
• (2, -21)
• (4, -25)