U2 A1 Intro to functions Test review

• D: All real numbers

  R: All real numbers

• D: {12}

  R: All real numbers

• D: All real numbers

  R: {12}

• D: All real numbers

  R: {y │y ≥ 12} 

Which represents the domain and range of the function?

• D: all reals greater than -2 and less than or equal to 0

  R: all reals greater than 0 and less than or equal to 4

• D: all reals greater than 0 and less than or equal to 4

  R: all reals greater than -2 and less than or equal to 0

• D: All reals

  R: All reals

• D: All reals greater than 0 and less than 4

  R:All reals greater than -2 and less than 0

Which is the domain of the graph?

The graph shows the height of a ball from where it landed to where it rolled. Which shows the domain of the ball?

• All real numbers greater or equal to 0 and less than or equal to 1.2

• All real numbers less than or equal to 6.5

What is the domain?

• All real numbers greater than or equal to -3 and less than or equal to 3

• All real numbers greater than 3 and less than or equal to -3

• -3 < x ≤ 3

Is this set of ordered pairs a function or not a function?

• Function

• Not a Function

• All real numbers greater than 6

• All real numbers greater than or equal to 4

• All real numbers

• All positive real numbers

What are the domain and range of the graph? Points are at (-7,-3) & (5,1)

• D: All real numbers

  R: All real numbers

• D: All real numbers greater than -7 and less than 5

  R: All real numbers greater than -3 and less than 1

• D: All real numbers greater than -7 and less than or equal to 5

  R: All real numbers greater than -3 and less than or equal to 1

• D: All real numbers greater than or equal to -7 and less than 5

  R: All real numbers greater than or equal to -3 and less than 1

• Function
• Not a Function