Polynomial Retake Step. 2020

When a polynomial is divided by a polynomial, we say that quotients are

NOT __________________ under division because the quotients of a polynomial and a polynomial IS NOT a polynomial.

• NOT Closed

• NOT Open

Which of the following operations are polynomials always closed under? Select ALL the APPLY

• Addition

• Division

• Multiplication

• Subtraction

Tags

CCSS.7.EE.A.1

Which of the following Operations are Polynomials NOT CLOSED under?

• Addition

• Subtraction

• Multiplication

• Division

Tags

CCSS.7.EE.A.1

Use the distributive property to simplify the following express. SHOW YOUR WORK. "NWNC"

2(3x - 4)

• 6x - 8

• 6x + 8

• 5x - 6

• 5x + 6

What does the word difference mean?

• Add

• Subtract

• Multiply

• Divide

What is the difference for the following polynomials? SHOW YOUR WORK "NWNC"

(3x² - 4x + 5) - (4x² + 5x - 3)

• -x² - 9x + 8

• x² - 9x + 8

• -x - 9x + 8

• x - 9x + 8

What does the word sum mean?

• Add

• Subtract

• Multiply

• Divide

What is the sum of the following polynomials? SHOW YOUR WORK "NWNC"

(3x² - 4x + 5) + (4x² + 5x - 3)

• 7x² + x + 2

• 7x² + 9x + 8

• 7x⁴ + x + 2

• -7x² - x + 2

Mr. Early has a rectangular garden in his back yard with an area of 3x² square meters. He decided to make it larger and the new area will be (3x² + 4x + 5) square meters. What is the difference between the new garden and the original garden? Show your work. "NWNC"

• 4x + 5

• 9x² + 4x + 5

• -4x + 5

• x² + 4x + 5

What does the word Product mean?

• Add

• Subtract

• Multiply

• Divide