Quadratic in Vertex Form

Which of the following is the correct equation for the given graph?

• f(x) = -(x + 2)² - 4

• f(x) = -(x - 2)² - 4

• f(x) = -3(x - 2)² - 4

• f(x) = -3(x + 2)² - 4

Tags

CCSS.HSF-IF.C.7A

• A
• B
• C

Tags

CCSS.HSF-IF.C.7A

• A
• B
• C

Which quadratic function is represented by the graph?

• y = (x - 2)² + 2

• y = (x + 2)² + 2

• y = (x - 2)² - 2

• y = -(x - 2)² + 2

Tags

CCSS.HSF-IF.C.7A

Identify a, h, k:

f ( x ) = -2 ( x + 4 ) ² + 6

• a = 2, h = 4 , k = 6

• a = 2, h = -4 , k = 6

• a = -2, h = 4 , k = 6

• a = -2, h = -4 , k = 6

Identify the vertex:

f ( x ) = 5 ( x - 3 ) ² - 9

• ( 5 , -3 )

• ( 5 , 3 )

• ( -3 , -9 )

• ( 3 , -9 )

Does this graph in the back have maximum or minimum value?

• maximum

• minimum

• neither

• both

Identify the equation that matches the graph.

• y = (x+1)² + 4

• y = (x - 1)² + 4

• y = -1(x+ 1)² + 4

• y = -1(x-1)² + 4

Tags

CCSS.HSF-IF.C.7A

What is the green dot on the parabola called?

• vertex

• intercept

• peak

• root

Which quadratic function is represented by the graph?

• y = -(x + 1)² - 4

• y = -(x + 1)² + 4

• y = -(x - 1)² - 4

• y = (x + 1)² + 4

Tags

CCSS.HSF-IF.C.7A