Function Algebra

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}

• D:{-4, 0, 1, 2}
  R:{-4, -3, 1}

• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}

What is the range of the following function, if the domain is {1,7,10}? 
f(x) = x + 4

• {-3,3,6}

• {1,7,10}

• {5,11,14}

• {4,28,40}

What is the range of the graph?

• (-∞,∞)

• [-1,0]

• [-1,3]

• [3,∞)

What is the range of the graph?

• [1, ∞)

• (1, ∞)

• (-∞, ∞)

• none of these

What is the range of the graph?

• (-∞,∞)

• [0,∞)

• (0,5)

• [-1,∞)

What is f(6) for the function f(x)=3x-8

• -8

• 10

• -144

• answer not here

$f\left(x\right)=5x-12$ What is $f\left(-4\right)$

• -32

• -3

• -12

• 3

What is f(5) for the function f?

f(x) = 2(x - 7)

• 3

• -4

• -3

• 1

Is the graph continuous or discrete?

• discrete

• continuous