Determine which pair of points has a positive slope.
A. (5, –4), (–2, 1)
B. (–10, –2), (6, 6)
C. (6, –10), (2, 10)
D. (5, –1), (–6, 6)
B. (–10, –2), (6, 6)
The ordered pairs (2, –11) and (5, –20) are solutions to which of the following equations?
A. y = 3x – 5
B. y = –3x + 5
C. y = 3x + 5
D. y = –3x – 5
B. y = -3x + 5
Which is a rule that describes the translation of a point form (4, –8) to (7, –10)?
A. (x, y) arrow(x + 3, y – 2)
B. (x, y) arrow(x + 3, y + 2)
C. (x, y) arrow(x – 3, y – 2)
D. (x, y) arrow(x – 3, y + 2)
A. (x, y) arrow (x + 3, y - 2)
∆ XYZ has vertices X(5, 6), Y(9, 12), and Z(12, 8). It is translated right 8 units and up 3 units. What are the coordinates of X’, Y’, and Z’?
A. X' (13, 9), Y' (15, 17), Z' (11, 20)
B. X' (–3, 3), Y' (1, 9), Z' (4, 5)
C. X' (8, 14), Y' (12, 20), Z' (23, 19)
D. X' (13, 9), Y' (17, 15), Z' (20, 11)
D. X' (13, 9), Y' (17, 15), Z' (20, 11)
The point M(x, y) is reflected over the x-axis. Write a translation rule to describe the original point and its reflection.
A. (x, y)arrow (x, y)
B. (x, y)arrow(–x, y)
C. (x, y)arrow(–x, –y)
D. (x, y)arrow(x, –y)
D. (x, y) arrow (x, -y)
Which table shows a proportional relationship?
A.
X 1 3 4 6
Y –11 –23 –29 –41
B.
X 1 3 4 6
Y 2 –10 –16 –28
C.
X 1 3 4 6
Y –6 –22 –30 –46
D.
X 1 3 4 6
Y –8 –24 –32 –48