Graphing Quadratic Equations with the Easy Table Method

What is the key to graphing parabolas using the table method?

• Finding the slope

• Finding the x-intercept

• Finding the vertex

• Finding the y-intercept

In the equation y = 2x^2 - 4x + 3, what is the x-coordinate of the vertex?

• -1

• 2

• 1

• -2

What is the y-coordinate of the vertex for the equation y = 2x^2 - 4x + 3?

• 3

• 2

• 0

• 1

For the equation y = -1/2(x + 2)^2 - 1, what is the vertex?

• (2, -1)

• (2, 1)

• (-2, 1)

• (-2, -1)

In the equation y = -1/2(x + 2)^2 - 1, what is the axis of symmetry?

• x = 1

• x = -2

• x = -1

• x = 2

What is the form of the equation y = -1/2(x + 2)^2 - 1?

• Factored form

• Vertex form

• Intercept form

• Standard form

For the equation y = 3x^2 + 2, what is the vertex?

• (2, 0)

• (0, 2)

• (2, 2)

• (0, 0)

In the equation y = 3x^2 + 2, what does the constant term (C) do to the graph?

• Changes its direction

• Shifts it left or right

• Changes its width

• Shifts it up or down

What is the y-value when x = 1 for the equation y = 3x^2 + 2?

• 2

• 3

• 1

• 5

What is the y-value when x = 2 for the equation y = 3x^2 + 2?

• 10

• 16

• 12

• 14