Intercepts and Vertex of Quadratic Equations

If we have the equation y=ax²+bx+c, how can we can find the x-coordinate of the vertex?

• -a

• -b/a

• b/2a

• -b/2a

What is the vertex of this function?

• (-3, -4)

• (-4, -3)

• (0, 5)

• (-5, 0)

What form is the following equation written in?
y = 2(x - 2)² + 4

• Standard

• Vertex

• Factored

• Linear

What do we call the highest or lowest point of a quadratic?

• parabola

• vertex

• graph

• point

What is another name for the x-intercepts of a quadratic?

• y-intercept

• Zeros

• x-axis

• They don't have another name

Tags

CCSS.HSF-IF.C.7C

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSF-IF.C.7A

If given the equation

y = (x + 5)² - 4,

what is the vertex of the parabola?

• (5, -4)

• (-5, -4)

• (5, 4)

• (-5, 4)

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

What is the y-intercept of the quadratic function?

• (0, 2)

• (2, 0)

• (8, 0)

• (3, 4)

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the quadratic function?

• (0, 2)

• (2, 0)

• (8, 0)

• (3, 4)