The dragons would have to speed up to balance out the time that they slowed down.
The instantaneous rates of changes are all the individual speeds at given times. If you have some that are slow, you will need to have just as many that are fast to balance it out and ensure they have the correct average speed.
The answer is: -2
First divide
Then multiply
Wish I can help but I think 5 ends with 60 70 and 80 hope that helped
Answer:
Boku wa yarichin bicchi no osu da yo
The answer would be A. There is a phase shift to the left. Because you are adding pi/6.