Answer:
204
Step-by-step explanation:
i took the test
after 6 hours Al and Ben will be 180 miles apart.
(22 * x) + (8 * x) = 180
x = 6 hours
Answer: D= 0.72
Step-by-step explanation: Because 0.18 times 4 is 0.72 miles.
Let's rewrite the binomial as:


Using the binomial expansion, we get:

For the 15th term, we want the term where r is equal to 14, because of the fact that the first term starts when r = 0. Thus, for the 15th term, we need to include the 0th or the first term of the binomial expansion.
Thus, the fifteenth term is: