Vocabulary
Adding Polynomials
Subtracting Polynomials
Multiplying Polynomials
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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+11x+3

100

Simplify: (x)(-2x3)

-2x4

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)(2x+5)

4x2- 25

200

Simplify: (5x-2)2

25/x4

300

Name Using Degree and Number of Term 4y2+6xy-3

Quadratic Trinomial

300
(-4x2+2x-3)+(5x2-4x+8)
x2-2x+5
300
(2x-4)-2(4x-2)
-6x
300

(3u+2v)2

9u2+12uv+4v2 

300
Convert to slope-intercept form: 4y-8x=24
y=2x+6
400

Write an example of a polynomial with 4 terms and degree of 3.

Show me your white board

400
(8x2-4x+3)+(7x2+2x-11)
15x2-2x-8
400
(6x2-5x+8)-(4x2-7x+9)
2x2+2x-1
400
(2x-4)(3x2-6x+1)
6x3-24x2+26x-4
400
Y varies directly as x. When y=12, x=-2. What is y when x=3? Formula: y=kx
y=-18
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

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

x2+x-20 square ft

500

Solve the system of equations (use substitution or elimination): -3x+y=-2 y=-x-6

(-1, -5)

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