3 (3/1) represents the slope and -4 is the y-intercept
90 degree
or right angle
Hope this helps <span />
Answer:
option A
Step-by-step explanation:

Answer:
1: 0
2: 2
3: 8
4: 0
5: -19
6: 6
7: -9
8: -4
9: 10
10: 1
11: -9
12: 20
13: -29
14: 17
15: 29
16: 29
Step-by-step explanation:
They are all in order.