MA19.8A.7

Mathematics (2019) Grade(s): 8 - Grade 8 Accelerated

MA19.8A.7
Add, subtract, and multiply polynomials, showing that polynomials form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication. [Algebra I with Probability, 7]

Unpacked Content

Knowledge

Students know:

Corresponding rules of arithmetic of integers, specifically what it means for the integers to be closed under addition, subtraction, and multiplication, and not under division,
Procedures for performing addition, subtraction, and multiplication on polynomials.

Skills

Students are able to:

Communicate the connection between the rules for arithmetic on integers and the corresponding rules for arithmetic on polynomials,
Accurately perform combinations of operations on various polynomials.

Understanding

Students understand that:

There is an operational connection between the arithmetic on integers and the arithmetic on polynomials.

Vocabulary

Polynomials
Closure
Analogous system

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