What is the formula for the perimeter of a rectangle with width $$w$$ and length $$l$$ ?

The formula for the perimeter of a rectangle is $$P = 2w + 2l$$ or $$P = 2(l + w)$$ .

How do you simplify polynomial expressions?

To simplify polynomial expressions, combine like terms and eliminate any unnecessary parentheses. For example, $$2x + 3x - 4 + 5$$ simplifies to $$5x + 1$$ .

What is a coefficient in a polynomial?

A coefficient is a numerical factor in a term of a polynomial. For example, in the term $$7x^2$$ , the coefficient is $$7$$ .

What does it mean to factor a polynomial?

Factoring a polynomial means expressing it as a product of its factors. For example, $$x^2 - 9$$ can be factored as $$(x - 3)(x + 3)$$ .

What is the result of adding $$(3y^2 + y^3 - 5) + (4y^2 - 4y + 2y^3 + 8)$$ ?

The result is $$3y^3 + 7y^2 - 4y + 3$$ .

What is the result of simplifying $$(4a + 1 + 4a^4) - (4a^3 + 2a + 3a^4)$$ ?

The result is $$a^4 - 4a^3 + 2a + 1$$ .

What is the perimeter of a shape with a linear expression $$6x - 6$$ ?

The perimeter is represented by the expression $$6x - 6 inches$$ .

What is a polynomial of degree 2 called?

A polynomial of degree 2 is called a quadratic polynomial.

12-10-24 w/ T Add and Subtract Polynomial Expressions

Flashcard

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Mathematics

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8th - 9th Grade

•

Practice Problem

•

Hard

•

CCSS

HSA.APR.A.1, 6.EE.A.2B, 4.MD.A.3

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FLASHCARD QUESTION

Front

What is a polynomial expression?

Back

FLASHCARD QUESTION

Front

How do you add polynomial expressions?

Back

Tags

CCSS.HSA.APR.A.1

FLASHCARD QUESTION

Front

What is a like term in polynomials?

Back

Tags

CCSS.6.EE.A.2B

FLASHCARD QUESTION

Front

What is the degree of a polynomial?

Back

FLASHCARD QUESTION

Front

How do you subtract polynomial expressions?

Back

Tags

CCSS.HSA.APR.A.1

FLASHCARD QUESTION

Front

What is the perimeter of a rectangle?

Back

Tags

CCSS.4.MD.A.3

FLASHCARD QUESTION

Front

Back

Tags

CCSS.4.MD.A.3

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