You would is this case use the perfect square rule. So your would squareroot 9r^2 and 25 to get 3r+5 then you would square this equation to get (3r+5)^2
Answer:
The distribution is 
Solution:
As per the question:
Total no. of riders = n
Now, suppose the
is the time between the departure of the rider i - 1 and i from the cable car.
where
= independent exponential random variable whose rate is 
The general form is given by:

(a) Now, the time distribution of the last rider is given as the sum total of the time of each rider:


Now, the sum of the exponential random variable with
with rate
is given by:

Is there a way you can do this in English like write it in English?
Answer: A
Step-by-step explanation: with my calculation, and the information you have give i have to say it is A.
Gotta graph this one
Zeros are $.586 and $3.414 and the profit is zero when these are the prices
Maximum profit when the dogs are 2 bucks