Features of Quadratics from Equations

Standard Form of a quadratic equation is:

• y = (x + a)(a + b)

• y = ax² + bx + c

• f(x) = (x - h)² + k

• f(x) = mx + b

What's the y-intercept of y = 3x² - 6x + 4

• (3, 0)

• (-3, 0)

• (0, -4)

• (0, 4)

Tags

CCSS.HSF-IF.C.7A

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 rate of change

Tags

CCSS.HSF-IF.C.7A

What is the significance of the ordered pair (2, -4) to the graph?

• It is the vertex

• It is an x-intercept

• It is the y-intercept

• It is the rate of change

Tags

CCSS.HSF-IF.C.7A

y = x² - 4x + 5

• down and down

• down and up

• up and down

• up and up

Tags

CCSS.HSF-IF.C.7A

Which of the following represents a quadratic function?

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

Match the following term with the best definition.

• The highest or lowest point

• parabola

• Axis of symmetry equation

• The shape of a quadratic function

• vertex

• The line of reflection of a quadratic function

• axis of symmetry

• Quadratic Function Equation

Determine the domain and range of the function

• Domain: All real numbers, Range: All real numbers

What is the rate of change of the graph?

• Decreasing then Increasing at a Constant Rate

• Decreasing then Increasing at a Varied Rate

• Increasing then Decreasing at a Varied Rate

• Increasing then Decreasing at a Constant Rate

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6