The chart below displays a mapping from X to Y. Identify all the elements of the domain and range.
The chart below displays a mapping from X to Y. Identify all the elements of the domain and range.
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
Domain
Range
Terrance is not sure, but he thinks that the relation from question 1 cannot be a function. When Emmy asked him for a reason, he pointed and said, "See, two distinct elements in the domain are mapped to the same element in the range."
A) What "mappings" is Terrance pointing at when he says this?
B) Is Terrance's thinking correct? Give an assessment and explain your reasons.
The chart below displays a mapping from X to Y. Identify all the elements of the domain and range.
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
Domain
Range
From the relations below, select all and only the relations that are functions.
Evaluate
Select the linear function that matches the input/output pairs shown below:
Which function matches the graph?
You decide to host a party at a nearby buffet-style restaurant. For special events, they charge $18 per person, plus a $100 event fee (regardless of how big or small your group is). The restuarant's maximum capacity is 120 people (per the Fire Marshall's orders!).
A) Use a linear equation to model the total event cost as a function of the number of guests.
B) Describe the domain of the function.
C) Describe the range of the function.
