Exploring the Addition of Polynomials

What is the first step in adding and subtracting polynomials?

• Subtract the exponents

• Divide the terms

• Combine like terms

• Multiply the coefficients

Tags

CCSS.HSA.APR.A.1

In the first example, what do the parentheses around the polynomials indicate?

• They separate the polynomials

• They indicate multiplication

• They indicate division

• They are used for subtraction

Tags

CCSS.7.EE.A.1

What is the result of combining 3m squared and 4m squared?

• 1m squared

• 7m squared

• 0m squared

• 12m squared

Tags

CCSS.7.EE.A.1

What do you get when you combine 2m and -8m?

• 6m

• -6m

• 10m

• -10m

Tags

CCSS.7.NS.A.1C

What is the sum of -8 and 16?

• 24

• -24

• 8

• -8

Why is it important to ensure the polynomial is in descending order?

• To make it easier to multiply

• To simplify division

• To make it easier to add

• To follow standard mathematical conventions

Tags

CCSS.HSA.APR.A.1

In the second example, what is the purpose of the parentheses?

• To indicate multiplication

• To separate the binomial from the trinomial

• To show subtraction

• To indicate division

Tags

CCSS.7.EE.A.1

What is the result of combining 5x squared and -2x squared?

• 3x squared

• 7x squared

• 0x squared

• 10x squared

Tags

CCSS.7.NS.A.1B

What happens when you combine 9 and -9?

• 0

• 18

• 9

• -18

Tags

CCSS.7.EE.A.1

What is the final term left in the second example after combining like terms?

• 4x

• 3x

• 2x

• 5x

Tags

CCSS.7.EE.A.1