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OpenStudy (anonymous):
Are polynomial expressions closed under addition, multiplication, or subtraction? Why? Show in your explanation you understand polynomials. Consider what makes something a polynomial. Why when starting with polynomials must you end up with a polynomial for this operation?
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OpenStudy (anonymous):
Can anyone please help?
OpenStudy (anonymous):
To answer the first question, polynomial expressions ARE closed under addition, multiplication, and subtraction. ---> http://www.corestandards.org/Math/Content/HSA/APR http://answers.yahoo.com/question/index?qid=20130102074825AAI2BwV
OpenStudy (anonymous):
Ok, What about the others?
OpenStudy (anonymous):
How do I explain that?
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