Functions Test

The equation for the axis of symmetry for this parabola is...

• x = 0

• x = -2

• y = -2

• x = 2

Tags

CCSS.HSF-IF.C.7A

This is a graph representing projectile motion. What is the initial height of the projectile?

• h = 0.563

• h = 10.063

• h = 5

• h = 1.356

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1

• f(x) = (x + 2)² - 1

• f(x) = -(x + 2)² - 1

• f(x) = -(x - 2)² - 1

Tags

CCSS.HSF-IF.C.7A

Does this graph have a maximum or minimum?

• Minimum

• Maximum

Tags

CCSS.HSF-IF.C.7A

Which quadratic function is represented by the graph?

• y = 2(x - 4)² + 5

• y = 2(x + 4)² + 5

• y = -2(x - 4)² + 5

• y = -2(x + 4)² + 5

Tags

CCSS.HSF-IF.C.7A

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

Find the y-intercept of f(x) = 2x² - 2x + 1

• (0,2)

• (0,-2)

• (0,1)

• (0,-1)

How many x-intercepts does this parabola have?

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

Graph the quadratic.

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7A

Comparing the functions, which is the most narrow?

• f(x)=3x²

• g(x)= -2x²

• h(x)=0.5x²

• a(x)=12x²