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Understanding Domains of Functions 29 Views


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Description:

Mrs. Smith's math class wants to describe how much money the prom committee raised as a function of the number of prom tickets sold. There are a total of 200 tickets for sale, and the cost of one ticket is $65.00.
What's true about the domain of the function used to describe this situation?


Transcript

00:02

All right match member is another word problem for you

00:04

missus Missed math class wants to describe how much money

00:08

the prom committee raised as a function of the number

00:10

of prom tickets sold right Money from prom committee is

00:14

a function of number of prom tickets Salt There are

00:17

a total of two hundred tickets for sale and the

00:21

cost of one ticket is wow Sixty five bucks a

00:24

lot what's true about the domain of the function used

00:27

to describe this situation The domain of a function is

00:34

all the possible values of x Well in this scenario

00:38

the number of tickets sold His ex so it's sixty

00:41

five dollars times acts right That will give you your

00:43

total revenue figure if you even cared about it Unless

00:46

the prom committee is super shady and it's skimming money

00:49

off the top it's only possible to have whole numbers

00:51

or imagers for x The prom committee could have sold

00:54

anywhere from zero tickets to two hundred tickets So the

00:58

domain is the set of all imagers from zero to

01:01

two hundred that's It that's the logic and we're done

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