Quadratic Basics (days 1-4)

Select the quadratic function.

• y = 2x

• y = x²

• y = 2^x

The graph of a quadratic function is called a

• line
• curve
• u
• parabola

Tags

CCSS.HSF-IF.C.7A

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Where is the x-intercept?

• Where the graph crosses the x axis

• Where the graph crosses the y axis

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts?

• 0 and 2
• -4 and 0
• 2 and 3
• 0 and 4

Tags

CCSS.HSF-IF.C.7A

What is a y-intercept?

• Where the graph crosses the y axis

• Where the graph crosses the x axis

What is the green dot on the parabola called?

• y intercept

• vertex

• roots
• zeros

Tags

CCSS.HSF-IF.C.7A

What is the green dashed line called?

• roots or x-intercepts
• parabola
• line of symmetry or axis of symmetry
• vertex

Tags

CCSS.HSF-IF.C.7A