ALL Review 4

• 19

• -15

• -13

• 10

Which relation is a function?

• {(3, 4), (4, 5), (6, 7), (8, 9)}

• {(3, 4), (4, 5), (6, 7), (3, 0)}

• {(4, 4), (4, -5), (0, 0), (8, 9)}

• {(8, 11), (34, 5), (6, 17), (8, 19)}

• 4

• -5

• 8

• -3

• 0

Which statement describes the slope of the line?

• The line has a negative slope because it contains negative values.

• The line has a positive slope because the line rises from left to right.

• The line has a positive slope because the y-intercept is positive.

• The line has a negative slope because the line falls from left to right.

The table of values shows coordinates that satisfy a linear function. What are the slope and y-intercept of this function?

• The slope is 3 and the y-intercept is (2, 0).

• The slope is $\frac{1}{3}$31​ and the y-intercept is (2, 0).
  

• The slope is $\frac{1}{3}$31​ and the y-intercept is (0, -6).

• The slope is 3 and the y-intercept is (0, -6).

Which equation represents the graph below?

• $y\ =\ x\ -\ 3$

• $y\ =\ \frac{1}{3}x\ +\ 3$

• $y\ =\ x\ +\ 3$

• $y=3x-1$