15) 4m^2
17)9n^6
198a^2 (^ = power of)
Answer:
-3/4
Step-by-step explanation:
Answer:
-1/5
Step-by-step explanation:
(10 ,9) .....(40 , 3)
(9-3)/(10-40)=6/-30=-1/5
1. 7 hours and 40 min
2. 1 hour and 24 min
3. 4 hours and 45 min
4. 8 hours and 48 min