Polynomials Jeopardy!!

Vocabulary

100

How many terms are in a trinomial?

Three

200

What is the DEGREE of 2x⁴+9x³-5x²+6

4

300

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

Three

400

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

Ms. Kern will check!

500

Like terms need to have...(two things!!)

1. Same variables 2. Same exponents

Adding Polynomials

100

(x+5)+(3x+9)

4x + 14

200

(3x²+4x)+(2x²-3x)

5x²+x

300

(-4x²+2x-3)+(5x²-4x+8)

x²-2x+5

400

(8x²-4x+3)+(7x²+2x-11)

15x²-2x-8

500

(5x³+4x²-2x+2)+(2x³-2x²+x+5)

7x³ + 2x² - 1x + 7

Subtracting Polynomials

100

(7x+4)-(5x+8)

2x-4

200

(6x²+4)-(3x²+5)

3x²-1

300

(2x-4)-(2x-2)

0

400

(6x²-5x+8)-(4x²-7x+9)

2x²+2x-1

500

(6x³+4x²-4x+5)-(2x³-3x²+5x-5)

4x³ + 7x² - 9x + 10

Multiplying Polynomials

100

3(2x+3)

6x + 9

200

-2(x³-2x²+4x -1)

-2x³ + 4x² - 8x + 2

300

2x(3x²-6x+5)

6x³-12x² +10x

400

3x²(x²+5x-2)

3x⁴+15x³-6x²

500

Ms. Waters wants to know how many desks can fit in her classroom next year. The length of her classroom is x² +2x+5 ft and the width of her classroom is 15x ft. What is the area of her classroom? 

15x³ +30x²+75x square ft

Dividing Polynomials

100

(-3x + 12) ÷ 3

-x + 4

200

(20x³+ 8x² + 4) ÷  -4

-5x³ -2x² -1

300

(25x³+ 15x² - 5x) ÷  5x

5x² + 3x - 5

400

(16x²yz² + 8xy²z³) ÷ 8xyz

2xz² + yz

500

If the area is (10x - 5), and the length is x, what is the width?

(-1, -5)