Show:
Vocabulary
Adding Polynomials
Subtracting Polynomials
Multiplying Polynomials
Graphs and Variables
100
How many terms are in a trinomial?
Three
100
(x+5)+(3x+9)
4x + 14
100
(7x+4)-(5x+8)
2x-4
100
(3x+1)(2x+3)
6x2+12x+3
100

y = 2x + 5

Identify the independent and dependent variable

Independent : x

Dependent : y

200
What is the DEGREE of 2x4+9x3-5x2+6
4
200
(3x2+4x)+(2x2-3x)
5x2+x
200
(6x2+4)-(3x2+5)
3x2-1
200
(2x-5)(3x+2)
6x2-4x-10
200

y = x2 - 6x -6

Find y when x = -2

6

300
How many terms are in this polynomial? 4y5+6xy-3x2
Three
300

(-4x2+2x-3)+(5x2-4x+8)

x2-2x+5

300
(2x-4)-2(4x-2)
-6x
300
(2x-4)(3x2-6x+1)
6x3-24x2+26x-4
300

Write an equivalent statement that uses the associative property: 

5 * (3 * 2)

(5 * 3) * 2

400

Give and example of the commutative property

Ms. Luker will check!

400
(8x2-4x+3)+(7x2+2x-11)
15x2-2x-8
400
(6x2-5x+8)-(4x2-7x+9)
2x2+2x-1
400
(2x2-4x+6)(x2+5x-2)
2x4+6x3-18x2+38x-12
400

A balls height in feet after its thrown is represented by the following equation:

h = -16t2 + 36

What is the height of the ball 1 second after it is thrown?

20 feet

500
Like terms need to have...(two things!!)
1. Same variables 2. Same exponents
500

(5x3+4x2-2x+2)+2(2x3-2x2+x+5)

9x3+12

500
(6x3+4x2-4x+5)-2(2x3-3x2+5x-5)
2x3+10x2-14x+15
500

Ms. Luker wants to know how many desks can fit in her classroom next year. The length of her classroom is x+5 ft and the width of her classroom is x-4 ft. What is the area of her classroom? Area = lw

x2+x-20 square ft

500

Sketch a graph with a maximum height of 10, x intercepts at 3 and 9, and a y intercept of 3.

Mrs. Luker will check.