1/(x+4)2, hope this helped!
Answer:
1.71
Step-by-step explanation:
by using definition of cos

Answer:

Step-by-step explanation:
From the question we are told that
Number of runners 
Distance 
Generally the top three places can be determined mathematically as


therefore the top three can be determined in 336ways
Answer: 8.954 x 10^-15
Step-by-step explanation:
i took a test with this question and this was the answer
You would need 31 Vans for everyone to be transported.