Model Polynomials

A rectangle has a height of 3x and a width of 2x - 3.

Express the area of the entire rectangle.

Expression should be expanded.

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Consider the following polynomial functions. f(a) = (2a-7+a²) g(a) = (5-a) Which of the following are true?

• The expression that represents the sum of the polynomials is a first-degree polynomial.

• The expression that represents the difference of the polynomials illustrates that polynomials are closed under subtraction.

• The sum of f(a) and g(a) can be represented by the expression a²+a-2

• The different of f(a) and g(a) can be represented by the expression a²+a-12

• The product of f(a) and g(a) can be represented by the expression

  -a³+3a²+17a-35

Tags

CCSS.HSA.APR.A.1

Which of the following statements about closure is NOT true?

• Polynomials are closed under addition.

• Polynomials are closed under subtraction.

• Polynomials are closed under multiplication.

• Polynomials are closed under division.

Tags

CCSS.6.EE.A.3