Raul is selling coupon books. He started with 50 coupon books and has already won a prize for selling at least 10 coupon books.
The total amount of money Raul will make from selling x coupon books is represented by a function.
f(x)=20xf(x)=20x
What is the practical domain of the function if Raul sells 50 coupon books?
2 answers:
The practical domain would be all integers 10 to 50.<span />
Answer: The answer is indeed all integers from 10 to 50, inclusive I took the test myself.
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