Domain and Range of Quadratic Functions

Domain and Range of Quadratic Functions

Domain and Range Quick Review

Please write this review information down in your notebook. Draw the pictures. They do NOT have to be perfect, just a sketch. Follow the steps from the video.

Multiple Choice

What is the domain?

• $x=2$

• $-\infty<x<\infty$
  

• $y=2$
  

• None of the above

Multiple Choice

What is another name for the x-intercepts of a quadratic?

• y-intercept

• Zeros

• x-axis

• They don't have another name

Multiple Choice

What is the domain and the range for the graph?

• Domain : -2 ≤ x ≤ 2
  Range : 0 ≤ y ≤ 4
• Domain : 0 ≤ x ≤ 4
  Range : -2 ≤ y ≤ 2
• Domain : All real #s
  Range : y ≤ 4
• Domain : -2 ≤ x ≤ 2
  Range : y ≤ 4

Multiple Choice

Identify the domain and range of the function.

• $Domain:\ All\ real\ numbers$ $Range:-3≤y≤5$

• $Range:-3≤y≤5$ $Domain:-6≤x≤2$

• $Domain:\ All\ real\ numbers$ $Range:-3≤y$

• $Domain:-6≤x≤2$ $Range:-3≤y≤5$

Multiple Choice

What is the domain of the following graph?

• $(-∞,∞)$

• $(-∞,4]$
  

• $(-∞,3]$
  

• $[-2.5,4]$
  

Multiple Choice

What is the RANGE?

• $(-3,3]$

• all real numbers

• $[-4,5]$
  

• $[-4,∞)$
  

Multiple Choice

What is the range of the graph?

• $-2<y<10$

• $-3<x<3$
  

• $-2≤y≤10$
  

• $-3≤x≤3$
  

Multiple Choice

What is the domain of the graph?

• $-3≤x≤3$

• $3≤x≤-3$
  

• $-2≤x≤10$
  

• $-3≤x≤10$
  

Multiple Choice

What is the range of the graph?

• All real numbers

• To infinity and beyond

• $0≤y<∞$

• $0≤x<∞$
  

Multiple Choice

What is the range for the function below?

• $-∞<y≤4$

• $4≤y<∞$
  

• $All\ real\ numbers$
  

• $-3≤y≤1$
  

Multiple Choice

Identify the domain and range of the function.

• $Range:-3≤y≤5$ $Domain:-6≤x≤2$

• $Domain:\ All\ real\ numbers$ $Range:-3≤y≤5$
  

• $Domain:\ All\ real\ numbers$ $Range:-∞<y≤3$
  

• $Range:3≤y<∞$ $Domain:\ All\ real\ numbers$
  

Multiple Choice

What is the range?

• $-3≤y<∞$

• $-1≤y<∞$
  

• All real numbers

• $-∞<y≤-1$
  

Multiple Choice

What is the range of the function?

*Hint: Range is all of the y-values included in the function.

• $-\infty<y\le3$
  

• $-3\le y<\infty$

• All real numbers

• -6≤y≤3

Multiple Choice

What is the domain of the function?

*Hint: Domain is the set of all x-values included in the function.

• $x≥3$

• $x≤3$
  

• All real numbers

• $-1≤x≤5$
  

Multiple Choice

What is the standard form of a Quadratic function?

• $ax^2+bx+c$

• $ax^2+bx-c$
  

• $ax^2-bx+c$
  

• $ax^2-bx-c$
  

Multiple Choice

What is the range of the function?

• R:{y is less than or equal to 3}
• R:{y is greater than or equal to 3}
• R:{all real numbers}
• R:{y is between and including -6 and 3}

Multiple Choice

What is the domain of the function?

• $x\ge3$
  

• $x\le3$
  

• D:{all real numbers}

• $-1\le x\le5$

Multiple Choice

What is the range?

• $y≥-3$

• $y≥-1$
  

• All real numbers

• $y≤-1$
  

Multiple Choice

What is the range of the function?

*Hint: Range is all of the y-values included in the function.

• $y\le3$

• $y\ge3$

• All real numbers

• $-6\le y≤3$
  

Multiple Choice

What is the domain of the function?

*Hint: Domain is the set of all x-values included in the function.

• $x\ge3$
  

• $x\le3$

• $\left(-\infty,\infty\right)$
  

• $\left[-\infty,\infty\right]$