Properties of Quadratics

What is the significance of the ordered pair (0, -2) to the graph?

• It is the vertex

• It is an x-intercept

• It is the y-intercept

• It is the axis of symmetry

Tags

CCSS.HSF-IF.C.7A

Does this graph have a maximum or minimum value?

• maximum

• minimum

• neither

• both

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry?

• x = -3

• (-3, -5)

• -1 and -5

• y = 4

Tags

CCSS.HSF-IF.C.7A

What is the range?

• y ≤  -6

• y ≤ 0 

• y ≥ -6

• y ≥ 0

Tags

CCSS.HSF-IF.C.7A

Which of the following are true about the quadratic function shown? (Choose TWO answers)

• There are two roots

• the axis of symmetry is at x = -2

• the vertex is a maximum

• the vertex is (-2, 0)

Tags

CCSS.HSF-IF.C.7A

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7A

Which of the following is true about quadratic functions?

• The standard form of a quadratic function is... "y = ax² + bx + c".

• The second differences of the y-values are constant.

• The graph of a quadratic is parabolic.

• All of the above

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

Which of the following represents a quadratic function?

What is another name for the x-intercepts of a quadratic?

• y-intercept

• Zeros

• x-axis

• They don't have another name

Tags

CCSS.HSF-IF.C.7C