Imagine standing near the door of a dog house. If a puppy comes running out every three seconds, what would the period of the exiting puppies be? s.

for every puppy running out every three seconds

Explanation:

dogs can run about 15–20 miles per hour for short distances. However, some breeds are a lot slower than that, while others are capable of much faster speeds. A dog's speed depends on their physical composition, breed, and health.

diagram is missing, but i will try to explain your doubt.

answer:

amplitude is the maximum displacement or distance moved on a point of a vibrating body or wave measured from its equilibrium position.it is equal to half the length of vibration path.

answer: a) y=-8x+5

a) m= -8

b) m= -2

c) m= 7

d) m= 6