axis symmetry

Find the vertex.  y = x²+ 16x + 71

• V(-8, 7)
• V(-8, 3)
• V(8, 10)
• V(16, -2)

Find the vertex  y = x² - 2x - 5

• V(-2, 10)
• V(-1, 15)
• V(1, -6)
• V(1, -12)

Does this graph have a maximum or minimum?

• Minimum
• Maximum

Tags

CCSS.HSF-IF.C.7A

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry for this graph?

• y=2
• x=2
• x=0
• y=0

Tags

CCSS.HSF-IF.C.7A

Find the zeros of the equation: 
(x+10)(x-2) = 0

• 10 and 2
• -2 and 10
• -10 and 2
• -2 and -10

Tags

CCSS.HSA.APR.B.2

Determine the axis of symmetry for the function

 $f\left(x\right)=x^2-4$  

• x = 0

• x = -2

• x = 2

• Cannot be determined

Determine the axis of symmetry for the function

 $f\left(x\right)=\left(x+8\right)\left(x-6\right)$  .

• x = -1

• x = 1

• x = -24

• x = -2

Determine the y-intercept of the function

 $f\left(x\right)=3x^2-5x-9$  

• (0, 9)

• (0, -9)

• (-9, 0)

• (9, 0)

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSF-IF.C.7A