Quadratics Review

Identify the domain and range of the function.

• Domain: -6 ≤ x ≤ 2
  Range: -3 ≤ y ≤ 5
• Domain: All real number
  Range: -3 ≤ y ≤ 5
• Domain: All real numbers
  Range: y ≥ -3
• Domain: All real number
  Range: y ≤ -3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

The graph below describes a ball that was kicked. Which of the following is a true statement describing the graph? 

• The ball was kicked from 500 centimeters from the ground and it traveled for 4 seconds.
• The ball was kicked from the ground and it was in the air for 4 seconds. 
• The ball had a maximum height of 2000 centimeters and it was in the air for a total of 2 seconds. 
• The ball had a maximum height of 1000 centimeters and it was in the air for 4 seconds. 

Tags

CCSS.HSF.IF.C.7

CCSS.HSF.IF.B.4

Which of the following describes the graph of f(x)= x² - 2x -15.

• The graph has a maximum and has the x-intercepts of (-3, 0) and (5, 0)
• The graph has a minimum and has the x-intercepts of (-3, 0) and (5, 0)
• The graph has a maximum and has the x-intercepts of (3, 0) and (-5, 0)
• The graph has a minimum and has the x-intercepts of (3, 0) and (-5, 0)

Tags

CCSS.HSF-IF.C.7A

Which if the following is an equation for a quadratic function that opens downward and has the vertex of (-4, 7)?

• f(x)= -(x-4)²+7
• f(x)= (x+4)²+7
• f(x)= -(x+4)²+7
• f(x)= (x-4)²+7

Tags

CCSS.HSF.IF.C.7

CCSS.HSF.IF.B.4

What is the solution set for the quadratic function? 

• {-1.4, 4.2}
• {-1.4}
• {4.2}
• {1.5}

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.APR.B.3

How does the graph of g(x)=3x² compare to the quadratic parent function f(x)=x² ?

• The graph of g(x) is wider than the graph of f(x).
• The graph of g(x) is narrower than the graph of f(x).
• The graph of g(x) is translated up 3 units above f(x).
• The graph of g(x) is translated down 3 units below f(x).

Tags

CCSS.HSF.IF.C.7

CCSS.HSF.BF.B.3

What are the zeros for the quadratic function? 

• (-6, 0) and (14, 0)
• (-50, 0) and (14, 0)
• (-6, 0) and (-50, 0)
• (-50, 0) and (-60, 0)

Tags

CCSS.HSF-IF.C.7A

What is the range for the function below? 

• y ≤ 4
• y ≥ 4
• All real numbers
• -3 ≤ y ≤ 1

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

A rocket was launched from a balcony 10 feet from the ground. The rocket modeled the equation h(t)= -t² + 6t + 10, where t represent time in seconds and h(t) represents the height in feet. What is the maximum height the rocket will reach before it starts to go back down? 

• 10 feet 
• 19 feet
• 13 feet
• 16 feet 

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.IF.B.4

A quadratic function has zeros -7 and 9.

What are the linear factors of the function?

• (x+7) (x-9)

• (x-7) (x+9)

• (x+7)(x+9)

• (x-7)(x-9)

Tags

CCSS.HSA.APR.B.3