Combining and Simplifying Polynomials

The video tutorial explains how to add polynomials by combining like terms. It begins with an introduction to the concept of polynomials and the importance of combining like terms. The instructor demonstrates how to release parentheses when no operations are indicated and how to handle negative terms. The process of combining like terms is detailed, including writing the final expression in standard form. The tutorial concludes with a more complex example, reinforcing the steps of combining like terms and ensuring the expression is in standard form.

What is the primary goal when adding polynomials?

• To multiply all terms

• To divide the terms

• To combine like terms

• To subtract the terms

Tags

CCSS.7.EE.A.1

What should you do if there are no commands outside the parentheses?

• Ignore the parentheses

• Multiply the terms inside

• Release them by rewriting

• Add a command

Tags

CCSS.7.EE.A.1

When combining like terms, what should you do with terms that have the same variable?

• Subtract their coefficients

• Multiply their coefficients

• Divide their coefficients

• Add their coefficients

Tags

CCSS.6.EE.A.2B

In the expression 5x^2 - 10x - 2, what is the coefficient of x?

• -10

• 5

• -2

• 0

What does it mean to write an expression in standard form?

• Arrange terms randomly

• Arrange terms by increasing degree

• Arrange terms in alphabetical order

• Arrange terms by decreasing degree

Tags

CCSS.7.EE.A.1

If you have x^2 and -x^2, what is the result when combined?

• x^2

• -2x^2

• 0

• 2x^2

Tags

CCSS.7.EE.A.1

How many x's do you have if you combine 7x and 10x?

• 17x

• 3x

• 70x

• 0x

Tags

CCSS.7.EE.A.1

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

• 4x^2

• 6x^2

• 0

• 5x^2

Tags

CCSS.7.EE.A.1

What should you do with constants when combining like terms?

• Ignore them

• Subtract them

• Add them together

• Multiply them

Tags

CCSS.6.EE.A.4

What is the final expression when combining 5x^2, -10x, and -2?

• 5x^2 + 10x + 2

• 5x^2 - 10x - 2

• 5x^2 - 10x + 2

• 5x^2 + 10x - 2

Tags

CCSS.6.EE.A.4