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Polynomial Jeopardy Unit Review Answer Key

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Add/Subtract Polynomials
#1

(6x + 19) + (4x + 13)

10x + 32

#2

(9x2 + 19x + 17) - (11x2 + 15x + 10)

-2x2 + 4x + 7

#3

(7x2 + 6x + 20) - (19x2 + 15x + 19)

-12x2 - 9x + 1

#4

(-5x2 - 14x + 18) + (12x2 + 20x - 10) + (-12x2 + 4x + 5) + (12x2 + 8x - 19)

7x2 + 18x - 6

#5

Subtract 17x7 + 13 from -18x6 - 19x4 + 16x3

-17x7 - 18x6 - 19x4 + 16x3 - 13

Multiply Monomials/Polynomials
#1

9x * 6x2

54x3

#2

(-8x) (6x + 8)

-48x2 - 64x

#3

-10x (-5x2 - 9x + 10)

50x3 + 90x2 - 100x

#4

11m * -8m * -3m * 2m2

528m5

#5

(-5x + 7) (-11x)

55x2 - 77x

FOIL/Factor
#1

(2x + 9) (8x + 3)

16x2 + 78x + 27

#2

(-3x - 4) (2x + 7)

-6x2 - 29x - 28

#3

x2 - 14x + 48

(x - 6)(x - 8)

#4

x2 - 121

(x - 11)(x + 11)

#5

(18x + 12) (-17x + 15)

-306x2 + 66x + 180

Dividing Monomials/Polynomials
#1

4x2/-8x5

1/-2x3

#2

-24x8/-20x

6x7/5

#3

(70x3 + 80x2 + 30x) / 10x

7x2 + 8x + 3

#4

(15x6 + 35x5 + 5x3) / 5x3

3x3 + 7x2 + 1

#5

(-22x9 - 88x7 + 55x2) / 11x2

-2x7 - 8x5 + 5

Hit or Miss
#1

(18x + 12) - (9x + 20)

9x - 8

#2

9x (-12x2 - 4x - 3)

-108x3 - 36x2 - 27x

#3

(-19x - 20) (-9x + 10)

171x² - 10x - 200

#4

(28x12+ 35x8 + 21x2) / 7x

4x11 + 5x7 + 3x

#5

-6c3 * -7c3 * 10c * -11c2

-4,620c9

Final Question

Name the 7 continents and the 4 oceans of the world in alphabetical order (Continents in one group and oceans in one group)

Africa, Antarctica, Asia, Australia, Europe, North America, South America ---- Arctic Ocean, Atlantic Ocean, Indian Ocean, Pacific Ocean