Algebra 2 - Adding, Subtracting, & Multiplying Polynomials

Polynomial Operations

Students will apply the basic operations of addition, subtraction and multiplication, presenting their solutions as simplified polynomials.

Agenda

• Review background knowledge

• Apply prior knowledge to adding, subtracting, multiplying, and dividing polynomials.

• - Break -

• Individual practice

  • Quizziz Code:

Some text here about the topic of discussion

Background Review

_________ _____ _____

A

(4 + 2n³) + (5n³ + 2) (3 − 6n⁵ − 8n⁴) − (−6n⁴ − 3n − 8n⁵)

Adding and Subtracting Polynomials

Multiple Choice

Checkpoint 1

Adding the following polynomials: $$(−7x^5+14−2x)+(10x^4+7x+5x^5)$$

• $$2x^5+10x^4-5x+14$$

• $$8x^5-5x+14$$

• $$-2x^5+10x^4+5x+14$$

• $$12x^5+10x^4-9x+14$$

(2n + 2)(6n + 1)

____ ________

Multiplying Polynomials

​A A A	​
​A A A	​

(4a+2)(6a²−a+2)

Multiplying Polynomials

​A A A	​	​
​A A A	​	​

Multiple Choice

Checkpoint 2

Multiply the following polynomials: $$(5n+6)(5n−5)$$

• $$10n^2+1$$

• $$25n^2+5n−30$$

• $$10n^2+30n-30$$

• $$25n^2+35n-30$$

Multiple Choice

Checkpoint 3

Simplify the following polynomials: $$(n^2+6n−4)(2n−4)$$

• $$3n^3-28n^2-32n-16$$

• $$2n^3+4n^2-16n-16$$

• $$3n^3+4n^2−32n+16$$

• $$2n^3+8n^2−32n+16$$

Online Timer

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• Independent Assignment (headphones and music are welcomed!)

• Show all work for each problem on a separate sheet of paper.

• Use notes before asking for help.

​Some text here about the topic of discussion.

Adding, Subtracting, & Multiplying Operations