Free Printable 7.2 Multiplying Polynomials

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Worksheets

7.2 Multiplying Polynomials

Total questions: 28

Worksheet time: 2hrs 33mins

Name

Class

Date

1.

(x +2)(x + 3)

a)

x² + 5x + 6

b)

x² + x + 6

c)

x² + 5x + 5

d)

x² + 6x + 6

2.

(x + 5)(x + 4)

a)

x² + x + 20

b)

x² + 20x + 9

c)

x² + 9x + 20

d)

x² - 9x + 54

3.

(x + 7)(x + 9)

a)

x² + 63x + 16

b)

x² + 16x + 63

c)

x² + 79

d)

x² + 16x + 2

4.

(x - 5)(x + 1)

a)

x² - 4x - 5

b)

x² + 6x - 5

c)

x² - 5x - 4

d)

x² - 4x - 4

5.

(x - 3)(x +10)

a)

x² - 7x + 13

b)

x² - 6x - 30

c)

x² + 7x - 30

d)

x² + 13x + 30

6.

(x + 7)(x - 2)

a)

x² - 5x + 5

b)

x²- 9x - 14

c)

x² - 5x - 14

d)

x² + 5x - 14

7.

(x - 4)(x - 6)

a)

x² -10x + 24

b)

x² - 10x - 24

c)

x² +10x + 24

d)

x² + 10x - 24

8.

(2x - 1)(x + 2)

a)

2x² + 3x - 2

b)

2x² - 5x - 2

c)

2x² + 3x + 2

d)

2x² - 5x + 2

9.

(5x+2)(x²-3x+6)

a)

5x³- 17x²+24x +12

b)

5x³+ 17x² - 24x +12

c)

5x³ - 13x² + 24x +12

d)

5x³ +13x² - 24x - 12

10.

(4x+1)(5x−2)

a)

20x² + 3x − 2

b)

20x² − 11x + 5

c)

20x² − 18x + 2

d)

20x² − 3x − 2

11.

(3x − 6)(7x + 7)

a)

21x² − 63x + 42

b)

21x² − 21x − 42

c)

21x² − 42

d)

21x² + 63x + 42

12.

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

a)

2x²+ 3x +1

b)

-2x²- 11x -4

c)

2x² + 5x -7

d)

-2x² + 11x -4

13.

Find the difference.
(3- 2x + 2x²) - (4x -5 +3x²)

a)

x_² + 6x + 8

b)

2x²+ 5x - 7

c)

-x²-6x + 8

d)

-2x² + 11x - 4

14.

Simplify: (3x⁴ + 2x - 4x²) + (5x² - 8x + 6x⁴)

a)

9x⁴ + 10x + 9x²

b)

9x⁴ + x² - 6x

c)

3x⁴ + 9x² + 6x

d)

3x⁴ - 6x + x²

15.

(5c-2)(3c²-5c+4)

a)

15c³-31c⁴+30c²-8

b)

15c³-19c²+10c-8

c)

15c³-31c²+30c-8

d)

15c³-31c²+30c+8

16.

Multiply 7x²y³ (2x⁴y⁵+6xy³)

a)

14x⁸y¹⁵+42x²y⁹

b)

9x⁶y⁸+13x³y⁶

c)

14x⁶y⁸+42x³y⁶

d)

14x⁶y⁸+42x²y⁶

17.

Simplify:
2x ( -2x -3)

a)

-4x - 3

b)

x² - 3

c)

-4x² - 6x

d)

-4x - 6

18.

Simplify:
5(3x+2)

a)

3x+10

b)

15x+10

c)

15x-10

d)

3x-10

19.

$\ \left(x+3\right)\left(x+5\right)$

a)

$x^2+8x+15$

b)

$x^2+3x\ +5x\ +15$

c)

$x^2+15x\ +15$

20.

$\left(2x+9\right)\left(x-2\right)$

a)

$2x^2+13x-18$

b)

$2x^2+5x+18$

c)

$2x^2+5x-18$

21.

$\left(n+2\right)\left(n^2+5n-3\right)$

a)

$n^3+7n^2+13n-6$

b)

$n^3+7n^2+-7n+6$

c)

$n^3+7n^2+7n-6$

22.

$\left(3a-8b\right)\left(2a-b\right)$

a)

$6a^2-8b^2+19ab$

b)

$6a^2+8b^2-19ab$

c)

$6a^2+8b^2-13ab$

23.

$\left(5a+3b\right)\left(a-4b\right)$

a)

$5a^2-12b^2-17ab$

b)

$5a^2+12b^2+17ab$

c)

$5a^2-12b^2-23ab$

24.

$\left(n+8\right)\left(6n^2-n-4\right)$

a)

$6n^3+49n^2-12n-32$

b)

$6n^3+47n^2+12n+32$

c)

$6n^3+47n^2-12n-32$

25.

$\left(2a+4\right)\left(a+1\right)$

a)

$2a^2+8a+4$

b)

$2a^2+6a+4$

c)

$2a^2+6a+5$

26.

$\left(n+8\right)\left(6n^2-n-4\right)$

a)

$6n^3+47n^2-12n-32$

b)

$6n^3+49n^2-12n-32$

c)

$6n^3+47n^2-4n+32$

27.

$\left(3n-4\right)\left(4n^2+2n+3\right)$

a)

$12n^3-9n^2-2n-12$

b)

$12n^3-10n^2+n-12$

c)

$12n^3+10^2-17n\ -12$

28.

$\left(4a-7\right)\left(3a-2\right)$

a)

$12a^2-13a+14$

b)

$12a^2-29a+14$

c)

$12a^2+29a-14$

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