Finding the Vertex

Find the Vertex:
f(x) = x² + 10x + 21

• (-5,-4)

• (1,10)

• (10,21)

• No Real Solution

Find the Vertex:
y = x² + 6x + 2

• (-3,-7)

• (1,6)

• (6,2)

• No Real Solution

Give the vertex of the equation.

• (-5, -42)

• (-5, 8)

• (-10, -33)

• (5, 8)

Find the vertex of the quadratic function: y = 4x² + 24x + 5

• (−3, −31)

• (3, 113)

• (−3, −76)

• (3, 5)

What is the vertex of this function?

a

b

c

d

Y-intercept

Zero(-)

Vertex

Zero (+)

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

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

( ​ (a)   , ​ (b)   ​ )

• 9

• 0

• 3

• -9

• -3

What is the vertex of  x²+10x+24?

• (-5,-1)

• (5,1)

• (6, 4)

• (-6,-4)

What is the vertex of x²+18x+80?

• (9,1)

• (10,8)

• (-9,-1)

• (-10,8)