Quadratic Functions Test

What is the vertex of the quadratic function:
y = x² - 6x + 11?

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

Does
y = -4x²
have a maximum or minimum value?

• maximum
• minimum

Tags

CCSS.HSF-IF.C.7A

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

Determine the vertex of the parabola:
y = 5x² - 20x + 13

• (5, -7)
• (-2, -7)
• (2, -7)
• (-7, -2)

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

Using the equation y = ax² + bx + c to represent a parabola on a graph, which statement is true?

• If b is negative, the parabola opens downward.

• If a is negative, the parabola opens upward.

• If a is positive, the parabola opens upward.

• If c is negative, the parabola opens downward.

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the parabola above?

• (-1,0)

• (0,-3)

• (1,-4)

• (3,0)

Does this graph have a maximum or minimum value?

• maximum

• minimum

• neither

• both

Does the following quadratic function have a minimum or maximum point:

y = -(x - 4)² - 3

• Maximum

• Minimum

Which of the following quadratic equations has a vertex of (-3, 4)?

• y = 2(x+3)² + 4

• y = (x+3)² - 4

• y = (x-3)² + 4

• y = 2(x - 3)² + 4