How do we add and subtract polynomials

How do we add and subtract polynomials

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

Created by

Quizizz Content

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The video tutorial explains how to combine polynomials by focusing on like terms. It introduces the concept of like terms and demonstrates how to add and subtract them using the vertical method. The tutorial also covers the application of the distributive property in subtraction and provides examples to clarify these methods. The video emphasizes the importance of organizing terms in descending order and being cautious with negative signs during subtraction.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the key concept to understand when combining polynomials?

Combining all coefficients

Combining like terms

Combining all variables

Combining different terms

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When using the vertical method for addition, what should you do if a term is missing a variable?

Subtract the term

Add any number

Add a placeholder like 0x

Ignore the term

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of 3x squared plus 4x squared?

9x squared

6x squared

7x squared

8x squared

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method can be used to simplify subtraction of polynomials?

Neither method

Both distributive property and vertical method

Distributive property only

Vertical method only

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when you subtract a negative number from a positive number?

The result is always zero

The result is negative

The result is positive

The result is always negative

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final result of 4y cubed minus 2y minus 1?

4y cubed minus 3y minus 1

4y cubed plus 2y minus 1

4y cubed minus 2y minus 1

4y cubed minus 2y plus 1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a preferred method for combining polynomials?

None of the above

Graphical method

Horizontal method

Vertical method