Intro to Quadratics

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis of symmetry

• y - intercept

Tags

CCSS.HSF-IF.C.7A

Does this graph have a maximum or minimum value?

• maximum

• minimum

• neither

• both

Tags

CCSS.HSF-IF.C.7A

The graph of a quadratic function is called a

• Parabola

• Vertex

• Axis of Symmetry 

• Vertex Form

Tags

CCSS.HSF-IF.C.7A

Which equation below is a quadratic?

• y=9x+5

• y=3x²-6

• y=5x³+6

• x=3^x

The quadratic parent function is...

• y = x²

• y = ax² + bx + c

• y = mx + b

• y = x

A Quadratic Function is... (check all that apply)

• a "U" shape

• called a parabola

• has a vertex

• the end behaviors go in opposite directions

• appearing to go flat on one side

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

• 1

• 3

• 2

• 5

• 4

Define Axis Of Symmetry

• A line that divides the graph into two equal parts. i.e. cuts the graph in half

• Where the parabola touches or intersects the x-axis, also called the x-intercept

• The highest y-value on the graph

• The highest or lowest point on the graph

Tags

CCSS.HSF-IF.C.7A

• Quadratic parent function

• Equation

• Polynomial

• Trinomial