Answer:
Step-by-step explanation:
The answer is A
KL does not name the same line.
You'll recognize that if you go from KM, it stays on the same. You go from MN it stays on the same line. KN also stays on the same line. By K and L are two completely different lines. L can only be with N or J
1/5 of 200 is 40 which mean she gave 40 away and she has a 160 left
D
A relation is a set of related points. A function is a set of related points where no inputs repeat.
A. {(1, 2), (2, 3), (3, 2), (2, 1)}
This repeats (2,3) and (2,1). Not a function.
B. {(4, 2), (3, 3), (2, 4), (3, 2)}
This repeats (3,3) and (3,2). Not a function.
C. {(1, −1), (−2, 2), (−1, 2), (1, −2)}
This repeats (1,-1) and (1,-2). Not a function.
D. {(1, 4), (2, 3), (3, 2), (4, 1)}
This doe NOT repeat. Function.
