forms of quadratic functions

If given the equation
y = 3(x + 5)² - 4,
what is the vertex of the parabola?

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the y-intercept of 
f(x)=2x² + 4x + 6

• (6 , 0)
• (-6 , 0)
• (0, -6)
• (0 , 6)

Tags

CCSS.HSF-IF.C.7A

What is the vertex for the parabola represented by the equation
y = 2(x + 3)² - 8?

• (3, 8)
• (3, -8)
• (-3, 8)
• (-3, -8)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What type of equations always includes an x^2

• Quadratic
• Linear
• Exponential

For f(x)=a(x-5)(x-4), what are the coordinates of the x-intercepts?

• (-5,0) and (-4,0)

• (4,0) and (-5,0)

• (5,0) and (-4,0)

• (5,0) and (4,0)

Tags

CCSS.HSF-IF.C.7C

What are the zeros of the quadratic function below?

y = (2x – 5)(x + 6)

• –5/2, 6

• –6, 5/2

• 5/2, 6

• –6, –5/2

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What are the zeros of the quadratic function shown in the graph?

• –2, –10

• –2, 10

• 6

• 2, 10

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the quadratic function shown in the graph?

• (1, –4)

• (–4, 1)

• (–1, 4)

• (4, –1)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Write the equation for the quadratic function shown in the graph.

• y = 3 (x – 1)(x – 3)

• y = –3 (x – 1)(x – 3)

• y = 3 (x + 1)(x + 3)

• y = 3 (x + 1)(x – 3)

Tags

CCSS.HSF-IF.C.7A

What are the zeros of the equation y = x(x + 5)?

• 0, –5

• –5

• 0, 5

• 1, –5

Tags

CCSS.HSF-IF.C.7C