Question

My current weight is 215 lbs. My plan is
to lose 2lbs per week until my goal weight
of 185lbs. Write a function W(x) to model
my total weight W in terms of the number
of weeks v. Are there any restrictions to
this function?

Answer 1

To reach his goal by loosing weight of 2 lbs per week he needs 15 weeks.

What is a function ?

A function is a from of an mathematical equation where the dependent variable determines the value of the independent variable.

According to the given question

His current weight is 215 lbs his plan is to loose 2 lbs of weight per week.

To reach his goal of 185 lbs.

The function will be

185 = 215 - 2v                                              (here v represents no. of weeks)

2v = 215 - 185

2v = 30

v = 15

∴ He need 15 weeks to reach his goal.

Learn more about functions here :

https://brainly.com/question/5975436

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