Graphs and Solution of Quadratics

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

Which best describes the vertex of a parabola?

• Any point on the parabola.

• A point on the x-axis.

• The highest or lowest point of a parabola

• A point on the y-axis.

What is the vertex?

• (5,2)

• (2,5)

• (-2,5)

• (-5,2)

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

Use the picture to find  the vertex and axis of symmetry

•  Vertex (3,8) Axis x=3

• Vertex (3,8) Axis y=3

• Vertex (8,3) Axis x=3

• Vertex (8,3) Axis y=3

Does the equation have a max or min?
y = 2x² + 7x + 5

• max

• min

What is the axis of symmetry of y=2x² - x - 6?

• x = 1/4

• x = -1/4

• x = 49/8

• x = -49/8

What is the vertex of this quadratic?

• (8, 0)

• (0, 8)

• (3, 0)

• (0, 3)