Which relations represent functions? Input
Output
3
La
7
-b
-C
9
d
Input
Output
5
Input
Output
John
52
Ted
Input
Output
а
55
-35
C-
321 Edmentum. All rights reserved
b
25

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your