Relations and Functions Answers

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23

functionnot a function

Question illustration
A
function
B
not a function
24

What is the domain? n>=0✔ n=0, 1, 2, 3,...all real numbers

A
n>=0
B
✔ n=0, 1, 2, 3,...
C
all real numbers
25

Explain why your relation is a function.

Answer:

My relation is a function because each student is paired with only one age. No student appears with two different ages, so every domain element matches exactly one range element.

26

Which fact(s) did you include in your explanation?

A
Every domain element is paired with only one range element.
B
No two pairs share the same domain element.

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Relations and Functions Answers — OC27 MATH COLL…