Polynomials are not closed under division. When you divide polynomials it is possible to get quotients with negative exponents or with fractions that have exponents in the denominator, and neither of these could be included in polynomials.
Answer:
5
Step-by-step explanation:
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Answer:
1~30
2~3
3~40
4~70
5~90
6~90
7~80
Step-by-step explanation:
subtract the total revenue from the total cost