Polynomials Catch-Up

Presentation

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Mathematics

•

7th - 10th Grade

•

Practice Problem

•

Medium

•

CCSS

HSA.APR.A.1, 7.EE.A.1, 8.EE.C.7B

Standards-aligned

John Phillips

Used 5+ times

FREE Resource

10 Slides • 14 Questions

Polynomials Catch-Up

Reviewing addition, subtraction, and multiplication of polynomials.

Polynomials

Monomial: $3x^4$
Binomial: $2x+5$
Trinomial:
$x^2+3x-2$

Multiple Choice

Classify by number of terms:

5x² – 6x + 3

Monomial

Binomial

Trinomial

4-Term Polynomial

Multiple Choice

Combine like terms to simplify:
(5x + 2) + (4x + 5)

9x -7

-9x-11

9x+7

x+7

Multiple Choice

How many terms are in this polynomial?

2x³- 8x²+ 3x - 7

Multiple Choice

Simplify 13x² + 5x =

18x²

65x³

can't simplify because they are NOT like terms

Multiple Choice

Find the difference.
(3- 2x + 2x²) - (4x -5 +3x²)

x_² + 6x + 8

2x²+ 5x - 7

-x²-6x + 8

-2x² + 11x - 4

Multiple Choice

Subtract:

(4x²+ x) - (x²+ 2x)

3x²- x

4x²+ 2x

3x² + 3x

3x² + 2x

Applications

Perimeter: The distance around the exterior of the shape
This basically means add up all the sides
Pay attention to like terms!

Multiple Choice

7x + 5

24x + 4

9x + 5

9x² + 5

Multiple Choice

The dimensions of a rectangle are (4y² – y + 6) feet by (2y² + 3) feet. What is the perimeter of the rectangle?

12y² – 2y + 18 feet

6y² – y + 9 feet

2y² – 2y + 3 feet

12y² – y + 9 feet

Multiple Choice

The measure of the perimeter of a triangle is 37s + 42. It is known that two of the sides of the triangle have measures of 14s + 16 and 10s + 20. Find the length of the third side.

13s + 6

61s + 78

24s + 36

129s

Fill in the box!

Another method represented here.

Multiplying

You may have learned FOIL from another teacher
I focus on the BOX method
It's based on the concept of area

Multiple Choice

6v(2v + 3)

12v+18

15v² + 8v

12v² + 18v

12v² + 18v²

Multiple Choice

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

12n + 2

12n² + 2

12n² + 12n + 2

12n² + 14n + 2

Multiple Choice

(4a + 2)(6a² − a + 2)

24a³ + 16a² + 6a + 4

24a³ + 8a² + 10a + 4

24a³ + 8a² + 6a + 4

24a³ - 8a² - 6a + 4

Multiple Choice

A square has a side length of x + 4. What is the area of the square?

x² + 16

x² + 8x + 16

4x + 16

x² - 8x + 16

Multiple Choice

What is the area for the given rectangle:

6x³ - 9x² + 10x - 15

6x² + 1x - 15

6x² + 4x + 4

6x³ + 1x² - 15x

Polynomials Catch-Up

Reviewing addition, subtraction, and multiplication of polynomials.

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