Only selections B and D give a maximum height of 13 at t=3. However, both of those functions have the height be -5 at t=0, meaning the ball was served from 5 ft below ground. This does not seem like an appropriate model.
We suspect ...
• the "correct" answers are probably B and D
• whoever wrote the problem wasn't paying attention.
Answer:
Yes, the ratios do form a proportion.
For this case we have:
The area of the piece of fabric is given by 
Where


Substituting in the formula of the area we have:




Thus, the area of the piece of fabric is given by: 
Answer:

Answer:
distance bw 2,5 is 2 digits
and -4,7 is 11 digits
Step-by-step explanation:
Answer:
pay attention in class :)
Step-by-step explanation: