I believe it is 1. Function 2. Not a function 3. Function 4. Not a function. I hope this helps! :)
Answer:
1. 54 and 9/20 km
2. 80 mm
3. 1.142 mi
4.0.83333 cm
Step-by-step explanation:
Do them all by the butterfly method.
Answer:
1467
Step-by-step explanation:
i know this because taking a negative number and a positive is like adding and then you subtract 144 and you get 1467
90 games since each team would be playing 9 games (one against every other team)