Finding Vertex Quadratic Functions

Which is the vertex of y = x²+ 16x + 71 ?

• V(-8, 7)

• V(-8, 3)

• V(8, 10)

• V(16, -2)

What is the maximum/minimum of a parabola called?

• vertex

• point

• top

• bottom

What is the vertex of this parabola?

• (−1, 3)

• (−3, 11)

• (−2, 5)

• (0, 5)

Where is the axis of symmetry for this parabola?

• x = −1

• x = 0

• y = 3

• x = −3

Tags

CCSS.HSF-IF.C.7A

The table of a quadratic function is shown.

Create the ordered pair that represents the vertex of the quadratic.

( ​ (a)   , ​ (b)   )

• -2

• -6

• -3

• -5

• -4

• -1

• 0

• 1

• 3

What is the vertex of this function?

a

b

c

d

Vertex

Zero(-)

Zero (+)

Y-intercept

A graph of a quadratic function is shown. What is the vertex of the function?

( ​ (a)   , ​ (b)   ​ )

• 9

• 0

• 3

• -9

• -3

Label parts of this function.

a

b

c

d

Vertex

Zero(-)

Y-intercept

Zero (+)

Tags

CCSS.HSF-IF.C.7A

How do you know if a parabola has a minimum?

• When ‘a’ is positive there is a minimum

• When ‘a’ is negative there is a minimum

• When all the numbers in the equation are negative there is a minimum

• When all the numbers in the equation are positive there is a minimum

Tags

CCSS.HSF-IF.C.7A