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 Name _____________________________ Date ___________________
Polynomials
(Answer ID # 1004418)
Add, Subtract, and Multiply.
 6 3 4 5 11 10 2 7 1 9 8

down 1.

[(16x + 18) - (6x + 12)] × [(14x + 11) + (11x + 15)]

Answer:
 ?2 + 410x + 156

down 2.

[(18x7 - 8x4 + 11x) + (17x5 - 19x3 - 11)] × [-x (-4x2 + 10x + 12)]

Answer:
 72x10 - 180x9 - 148x8 - 202x7 -
 200x6 + ?5 + 272x4 - 154x3 -
 22x2 + 132x

down 3.

[(12x2 + 20x - 14) - (-11x2 - 18x + 14)] × [(8x7 + 7x2 + 5) + (15x7 + 7x + 4)]

Answer:
 529x9 + 874x8 - ?7 + 161x4 +
 427x3 + 277x2 + 146x - 252

down 4.

[(-12x2 - 9x + 10) + (15x2 + 7x - 5)] + [(-5x) (9x - 1)]

Answer:
 -42x2 + ? + 5

down 5.

[(-8x + 6) (-9x - 10)] × [(-3x7 + 6x5 - 2) (-12x2 + 10x - 8)]

Answer:
 2592x11 - 1224x10 - 6396x9 + 4872x? +
 984x7 - 4848x6 + 2880x5 + 1728x4 -
 816x3 - 808x2 + 1616x - 960

down 6.

[(3x5 + 10x4 + 7x) (3x + 3) (-6x - 9)] × [(-14x6 - 19x3 + 19x) + (14x6 - 13x3 + 12)]

Answer:
 1728x10 + ?9 + 15966x8 + 2007x7 -
 9837x6 - 1422x5 + 414x4 - 7497x3 -
 7371x2 - 2268x

across 1.

[(-17x + 17) (-14x + 16)] × [(-7x + 19) (-13x + 13)]

Answer:
 21658x4 - 126854x3 + 255918x2 - ? +
 67184

across 2.

[(9x4 - 7) (8x2 - 5x - 11) (-5x2 - 6x + 9)] - [(8x2 - 15x + 10) - (-7x2 - 7x - 5)]

Answer:
 -360x8 - 207x7 + 1413x6 + 189x5 -
 611x4 + 161x3 - 1114x? - 139x +
 678

across 4.

[(-8x + 4) (-4x + 3)] - [(8x7 - 14) - (-19x3 - 17x2 + 13)]

Answer:
 -8x7 - 19x? + 15x2 - 40x +
 39

across 7.

[(8x + 8) (10x - 12)] + [(9x + 4) (6x + 2)]

Answer:
 134x2 + 26x - ?

across 8.

[x (12x2 + 9x + 1)] × [(3x + 7) (7x + 9)]

Answer:
 252x5 + 1101x4 + 1461x3 + 643x2 +
 ?

across 9.

[(-4x2 + 10x + 4) + (13x2 + 12x - 18)] + [(8x5 - 4x2 - 9x) - (-15x4 + 8x3 + 15x - 19)]

Answer:
 8x5 + 15x4 - 8x3 + ?2 -
 2x + 5

across 10.

[-7x (2x2 - 4x + 10)] × [(7x - 6) (-6x + 6)]

Answer:
 588x5 - 2268x4 + ?3 - 6468x2 +
 2520x

across 11.

[(-19x + 20) (15x + 14)] + [(8x2 + 20x - 12) + (11x2 - 10x + 4)]

Answer:
 -266x2 + ? + 272

 Answer Key
 1 0 0 8 0 x 6 3 8 4 4 x 4 5 6 2 8 x 8 8 2 1 7 9 0 6 x 5 x 6 3 x 0 x
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