Which of the following relations is not a function?
{(1, 3), (2, 3), (-1, 4), (-3, 3), (-2, 1)}
{(-2, 4), (-3, 4), (-5, 4), (-1, 4), (-6, 4)}
{(1, 0), (4, 2), (-3, 5), (1, 8), (2, 6)}
{(7, 2), (-7, 3), (1, 8), (6, 4), (-5, 2)}
What is the domain of the relation shown in the graph below?
{-3, -2, 1, 3}
{-4, -2, -1, 2, 4}
{-4, -3, -2, -1, 1, 2, 3, 4}
{-3, -2, -1, 2, 4}
What is the range of the relation shown in the graph below?
{-3, -2, 1, 3}
{-4, -2, -1, 2, 4}
{-4, -3, -2, -1, 1, 2, 3, 4}
{-4, -2, 1, 2, 4}
What is the domain of the relation shown below?
{Florida, California, New York, Ohio}
{3.2%, 5.3%, 6%, 7.3%, 10%}
{5.3%, 6%, 7.3%}
{California, Ohio}
What is the range of the relation shown below?
{Florida, California, New York, Ohio}
{3.2%, 5.3%, 6%, 7.3%, 10%}
{5.3%, 6%, 7.3%}
{California, Ohio}
Which relation is a function?
25 = x2 + y2
y = 3×2 – 5x + 6
x = y2 – 4
2x – y2 = y2 + 3x
Which relation is a function?
25 = x2 + y2
y = 3×2 – 5x + 6
x = y2 – 4
2x – y2 = y2 + 3x
Which of the following graphs shows a function?
Find f(-3) for the function f(x) = -4x – 8
4
-20
-4
-3
Find g(1) for the function g(x) = x3 + 3x – 2.
4
1
2
7
Find r(-3) for the function r(x) = 2×2 – x.
39
21
15
-15