Hey Sophia, you know what I understand now, you are my only best friend. You care for me, you do loads of things just for me, even though you're going through a lot you never give up.
You deserve so much, I think you deserve the world because you always do astonishing things. Let me tell you something, I will never leave a best friend like you!
(right hand me and left hand Sophia)

Assignment: permutations use the permutation formula   r ! ! n n p nr   to solve each problem. be sure to show all work leading to your answer. part i: solve real-world permutation problems choose any four (4) of the following five problems to solve. for each problem a) show how the permutation formula can be used to find the answer and b) write a sentence to explain the meaning of the answer for the situation. 1. to register for online banking services at a local credit union, you need to select a four-digit personal identification number, or pin code. the digits cannot be repeated. how many ways are there to arrange four digits out of the numerals 0 through 9 to create a code?