Graphing Parabolas Using Tables of Values

What type of graph is the function f(x) = -3x^2 + 8?

• Circle

• Parabola

• Line

• Ellipse

Tags

CCSS.HSF-IF.C.7A

Why is the graph of f(x) = -3x^2 + 8 a parabola?

• Because it has a second-degree term

• Because it has a cubic term

• Because it has a linear term

• Because it has a constant term

Tags

CCSS.HSF-IF.C.7A

In which direction does the parabola open for the function f(x) = -3x^2 + 8?

• To the left

• Downwards

• Upwards

• To the right

What does the coefficient of the x^2 term indicate about the parabola's direction?

• Positive coefficient means it opens upwards

• Positive coefficient means it opens downwards

• Negative coefficient means it opens to the right

• Negative coefficient means it opens upwards

What is the first step in graphing the function f(x) = -3x^2 + 8?

• Setting up the axes

• Drawing the parabola

• Finding the x-intercepts

• Calculating the vertex

Tags

CCSS.HSF-IF.C.7A

What is the value of f(x) when x = -2 for the function f(x) = -3x^2 + 8?

• -4

• 4

• 8

• -8

Tags

CCSS.HSF.IF.A.2

What is the value of f(x) when x = 0 for the function f(x) = -3x^2 + 8?

• -3

• 8

• 3

• 0

Tags

CCSS.HSF.IF.A.2

What is the value of f(x) when x = 1 for the function f(x) = -3x^2 + 8?

• -3

• 3

• 5

• -5

Tags

CCSS.HSF.IF.A.2

What is the value of f(x) when x = 2 for the function f(x) = -3x^2 + 8?

• 8

• -4

• -8

• 4

Tags

CCSS.HSF.IF.A.2

What shape does the graph of f(x) = -3x^2 + 8 form?

• Ellipse

• Circle

• Parabola

• Line

Tags

CCSS.HSF-IF.C.7A