Standard Form of a Quadratic Function

What is the name of this form of a quadratic equation: y = ax² + bx + c

• vertex form

• standard form

• factored form

• zero form

Which of the following is a quadratic equation in standard form?

• 3x + 2y = 7

• y = -(x - 4)² + 8

• y = -2x² + 3x + 1

• y = 4x + 9

What is the y-intercept of this parabola?

• (−1, 3)

• (5, 0)

• (−2, 5)

• (0, 5)

What is the vertex of this parabola?

• (−1, 3)

• (−3, 11)

• (−2, 5)

• (0, 5)

Y = ax² + bx + c is called the ______________ form of a quadratic equation.

• Vertex

• Intercept

• Standard

• Usual

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

The standard form of a quadratic equation is

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

What do we call the graph of a quadratic function?

• parabola

• linear

• cubic

• sinusoidal

What is the axis of symmetry for this parabola?

• x = −1

• y = 3

• y = -1

• x = 3

• x = 9

• x = -9

• x = 2

• x = -2