Quadratic Functions

What is the y-intercept of this parabola?

• (6, 0)

• (-2, 0)

• (-4, -2)

• (0, 6)

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry of this parabola?

• -4

• x = -4

• x = -2

• y = -4

Tags

CCSS.HSF-IF.C.7A

Let the graph of g be a translation 2 units down and 4 units left of the graph of f(x) = x². Write a rule for g.

• g(x) = (x - 4)² - 2

• g(x) = (x + 4)² - 2

• g(x) = (x - 4)² + 2

• g(x) = (x + 4)² + 2

Which of the following is a quadratic function that has a vertex at (2, -7) and opens up?

Which of the following is a quadratic function that has a vertex at (0, 10) and opens down?

What property of quadratic function that the arrow points to?

What property of quadratic function that the arrow points to?

What is the domain of the given quadratic function?

• all real values of x

• all real values of y

• depends on the opening

• cannot be determined

What is the vertex of the given quadratic function?

• V(0,k)

• V(h,0)

• V(h,k)

• V(k,h)

What are the values of the constants a, b, and c in the given function?

• a = 2; b = 3; c = 4

• a = 2; b = -3; c = 4

• a = 2; b = -3; c = -4

• cannot be determined