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Algebra/Chapter 10/Adding and Subtracting Polynomials
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Adding and subtracting polynomials are very simple, and it works similarly to how you would simplify an algebraic expression. They use the same operation properties as adding and subtracting real numbers.
Let be polynomials.
Commutative law: (note that )
Associative law: ,
Example. If and , calculate:
a)
b)
Solutions:
a)
b)