Find the value of each expression. show your work. 18.) ₉p₃

The value of the expression is 504.

Step-by-step explanation:

We are given the expression .

Now, represents the permutations of 9 objects which are taken 3 at a time.

Also, its value is given by,

,

where ! represents the factorial given by,

Thus, evaluating the expression, we get,

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.

c

step-by-step explanation: