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 Name _____________________________ Date ___________________
Polynomials
(Answer ID # 0206719)
Add, Subtract, Multiply, and Divide.
 12 7 5 4 6 3 2 8 1 9 11 10

down 1.

(-8x - 20) (9x + 20)

Answer:
 -72x2 - ? - 400

down 2.

(4x + 6) (5x + 3)

Answer:
 ?2 + 42x + 18

down 3.

(10x) (-7x3 - 4x2 - 9x + 4)

Answer:
 -70x4 - 40x? - 90x2 + 40x

down 4.

(24x9 + 15x8 + 9x5 - 18x2) ÷ 9x3

Answer:
 8x63
+
 ?53
+  x2  -
 2x

down 5.

[(5x2 + 20x - 6) - (-18x2 - 6x + 14)] × [7x (7x2 - 2x - 7)]

Answer:
 1127x5 + ?4 - 2471x3 - 994x2 +
 980x

down 6.

x (3x2 - 10x + 1)

Answer:
 3x3 - 10x? + x

down 7.

(-11x6 + 8x4) (12x - 3)

Answer:
 -132x7 + 33x6 + 96x5 - ?4

down 8.

(-7x6 - 13x4 - 4x3) - (4x7 + 13x)

Answer:
 -4x7 - ?6 - 13x4 - 4x3 -
 13x

across 1.

(18x2 - 15x - 14) - (15x2 + 5x + 5)

Answer:
 ?2 - 20x - 19

across 3.

(-19x + 17) (-11x + 19)

Answer:
 209x2 - 548x + ?

across 4.

[(16x2 + 12x + 10) + (9x2 - 10x + 4)] + [(7x - 11) (-6x2 + 5x + 6)]

Answer:
 -42x3 + 126x2 - 11x - ?

across 9.

(10x5 + 2x4 + 6x3) (5x2 - 7x - 3) (-9x2 - 10x + 4)

Answer:
 -450x9 + 40x8 + 926x7 + 332x6 +
 586x5 - 12x? - 72x3

across 10.

(8) (7x2 + 9x + 9)

Answer:
 ?2 + 72x + 72

across 11.

[(16x - 8) (9x + 16)] × [(-14x2 - 18x + 20) + (-12x2 + 13x + 10)]

Answer:
 -3744x4 - 5504x3 + 6728x2 + ? -
 3840

across 12.

(12x4 + 24x2 + 24x) ÷ 6x

Answer:
 ?3 + 4x + 4

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