Unit 5B Practice Test Quizizz

"Zeros" are the same thing as the _________________.

• vertex

• axis of symmetry

• y-intercept

• x-intercepts

What is the vertex of this parabola?

• (−1, 3)
• (−3, 11)
• (−2, 5)
• (0, 5)

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

What is the maximum/minimum of a parabola called?

• vertex

• point

• top

• bottom

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What are the solutions?

• x= 0 and x= -4

• x= 0 and x= 4

• No Real Solution

• x= 2

What is the decreasing interval on the function shown?

Where is the function decreasing?

• (-∞, -1)
• (-1, ∞)
• (-∞, 3)
• (-∞, ∞)

The x-intercepts of the graph shown here are:

Be sure to select proper form for x-intercepts.

Tags

CCSS.HSF-IF.C.7A

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b