Grade 9 Chapter 4 Review

Vocabulary

100

The following is a polynomial: (True or false)

1.5x^2-6x+2

True

200

As of January 20th, how many games have the Vancouver Canucks lost in a row. 

11

300

How many terms does the following polynomial have:

x^2+3x-1

3

400

The following is a polynomial: (True or false)

5+2/x

False

500

What is the degree of the following polynomial:

3x^2y+6x^2-7y

3

Adding

100

Collect like terms:

2x-7+6x-1

8x-8

200

Next week we will start Chapter 4.5... what page number is the Chapter 4.5 title page?

100

300

(x-5)+(9x+3)=

10x-2

400

Collect like terms:

7x^2+2x-5+6x+7-2x^2

5x^2+8x+2

500

(3x^2+5x-2)+(-2-x+x^2)

4x^2+4x-4

Subtracting

100

Lunch on Monday was...

Crispy Chicken Sandwich and Fries

200

(3x+7)-(2x+2)=

x+5

300

(x-7)-(3x-8)=

-2x+1

400

(5a^2-4a+2)-(-2-a+2a^2)=

3a^2-6a+4

500

(9xy-2x^2-6y^2)-(-xy-2x^2+y^2+y^4)=

-y^4+10xy-7y^2

Multiplying

100

5(4x)=

20x

200

An Ice-hockey game has three periods. How many minutes is in one period of a standard hockey game?

20

300

6x(2x+5)

12x^2+30x

400

x^3y(7xy^2)

7x^4y^3

500

Simplify completely:

3x(3x^2+x-8)-2x(4x)

9x^3-5x^2-24x

Dividing

100

(12x^4)/(2x^2)

6x^2

200

(24a-16)/8

3a-2

300

(3x^5y^3)/(x^3y^2)

3x^2y

400

This year, how many Grade 9 students have siblings that I also teach math?

5 (Lex and Cam, Amy and Peyton, Jack and Paige, Kokomi and Daichi, Aiden and Amir)

500

(25x^3y+40x^2y^3)/(5x^2y)

8y^2+5x