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Katrina buys a ​40-ft roll of fencing to make a rectangular play area for her dogs. Use ​2(​l+w)=40 to write a function for the​ length, given the width. Graph the function. What is a reasonable domain
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Katrina buys a ​40-ft roll of fencing to make a rectangular play area for her dogs. Use ​2(​l+w)=40 to write a function for the​ length, given the width. Graph the function. What is a reasonable domain for the​ situation? Explain.

User Usernamenotfound
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it is reasonable to be the domain because the slope is going up and not vertical

Explanation:

User Marsl
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