Question

9.

Identify the vertex of the graph. Tell whether it is a minimum or maximum.


A. (0, –2); minimum

B. (–2, 0); maximum

C. (–2, 0); minimum

D. (0, –2); maximum

Answer 1

D. (0, –2); maximum

Explanation:

To plot

( 0 , − 2 )

, start at the origin

( 0 , 0 )

and move right

0

units and down

2

units.

( 0 , − 2 )

To plot

( − 2 , 0 )

, start at the origin

( 0 , 0 )

and move left

2

units and up

0

units.

( − 2 , 0 )

To plot

( − 2 , 0 )

, start at the origin

( 0 , 0 )

and move left

2

units and up

0

units.

( − 2 , 0 )

To plot

( 0 , − 2 )

, start at the origin

( 0 , 0 )

and move right

0

units and down

2

units.

( 0 , − 2 )