Polynomials & Rational Expressions Jeopardy Review

Vocabulary

100

How many terms are in a binomial?

2

200

What is the degree of 2x⁴y³

7

300

What is the DEGREE of 2x⁴+9x³-5x²+6

4

400

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

Mrs. Klausing will check!

500

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

1. Same variables 2. Same exponents

+/- Polynomials

100

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

4x + 14

200

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

2x - 4

300

(3x²+4x)+(2x²-3x)

5x²+x

400

(6x²-5x+8)-(4x²-7x+9)

2x²+2x-1

500

(6x³+4x²-4x+5)-2(2x³-3x²+5x-5)

2x³+10x²-14x+15

Multiply Polynomials

100

3x(2x+3)

6x²+9x

200

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

6x²-11x-10

300

(2x-5)²

4x²-20x+25

400

(2x-4)(3x²-6x+1)

6x³-24x²+26x-4

500

(2x²-4x+6)(x²+5x-2)

2x⁴+6x³-18x²+38x-12

Factor Polynomials

100

x²-3x-10

(x-5)(x+2)

200

49x²-100

(7x+10)(7x-10)

300

100x²-38x+81

(10x-9)²

400

15x²-25x-60

5(x-3)(3x+4)

500

18x⁴-15x³-72x²+60x

3x(6x-5)(x-2)(x+2)

Rational Expressions

100

Find the excluded values in the expression 6x-30 over x²-25

5, -5

200

Multiply x²+6x+9 over 4x²-36 with 5x-15 over 4x

5(x+3) over 16x

300

Divide x+4 over x²+x-6 with 3x²+12x over 2x²-3x-2

2x+1 over 3x(x+3)

400

Add 5x over x-7 with 3x over x-3

4x(2x-9) over (x-7)(x-3)

500

Subtract 2x+9 over x-1 from 5x+6 over x-1

3