Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

solving problems multiplying polynomials C8

Total questions: 25

Worksheet time: 1hrs 18mins

Name
Class
Date
1.

Find the area of a rectangle whose lenght is 2x + 8 and width y +8

a)

3xy+10x+8y+64

b)

2xy+16x+8y+64

c)

2xy-16x+8y+64

2.

(a2 − 2a) × (a + 2b − 3c)

a)

a3 − 2a2 + 2a2b − 3a2c− 4ab + 6ac

b)

a3 + 2a2 + 2a2b − 3a2c− 4ab + 6ac

c)

a3 − 2a2 + 2ab2 − 3a2c− 4ab - 6ac

3.

(15a−13b)(37a)\left(\frac{1}{5}a-\frac{1}{3}b\right)\left(\frac{3}{7}a\right)

a)

335a−17ab\frac{3}{35}a-\frac{1}{7}ab

b)

37a−38ab\frac{3}{7}a-\frac{3}{8}ab

c)

335a−17b\frac{3}{35}a-\frac{1}{7}b

4.

3mx(5m5+mx−2)3m^x\left(5m^5+m^x-2\right)

a)

−15mx+5−3m2x−6mx-15m^{x+5}-3m^{2x}-6m^x

b)

15mx+5+3m2x−6mx15m^{x+5}+3m^{2x}-6m^x

c)

15m2x+5+3mx−6m2x15m^{2x+5}+3m^x-6m^{2x}

5.

−8wy−2(−2wy+3+3wy−4w5)-8w^{y-2}\left(-2w^{y+3}+3w^y-4w^5\right)

a)

−16w2y+1+24w2y−2+32wy+3-16w^{2y+1}+24w^{2y-2}+32w^{y+3}

b)

16w2y+1−24w2y+32wy+316w^{2y+1}-24w^{2y}+32w^{y+3}

c)

16w2y+1−24w2y−2+32wy+316w^{2y+1}-24w^{2y-2}+32w^{y+3}

6.

(121t+85s)(−35tw2)\left(\frac{1}{21}t+\frac{8}{5}s\right)\left(-\frac{3}{5}tw^2\right)

a)

−135t2w2−2425tw2s-\frac{1}{35}t^2w^2-\frac{24}{25}tw^2s

b)

−135t2w2−2425tw2-\frac{1}{35}t^2w^2-\frac{24}{25}tw^2

c)

135t2w2−2425tw2s\frac{1}{35}t^2w^2-\frac{24}{25}tw^2s

d)

−135t2w−2425tw2s-\frac{1}{35}t^2w-\frac{24}{25}tw^2s

7.

7xy+3(−4xy+1−5xy−3)7x^{y+3}\left(-4x^{y+1}-5x^{y-3}\right)

a)

−28x2y+4−35x2y-28x^{2y+4}-35x^{2y}

b)

−28xy+4−35x2y-28x^{y+4}-35x^{2y}

c)

28x2y+4−35x2y28x^{2y+4}-35x^{2y}

8.
(4x+1)(5x−2)
a)
20x2 + 3x − 2
b)
20x2 − 11x + 5
c)
20x2 − 18x + 2
d)
20x2 − 3x − 2
9.
(5x+1)(x+4)
a)
5x2 + 19x − 4
b)
5x2 + 21x + 4
c)
5x2 + 4
d)
5x2 − 19x − 4
10.
(2x − 3)(2x + 3)
a)
4x2 − 12x + 9
b)
4x2 − 9
c)
4x2 + 9
d)
4x2 + 6x − 9
11.
Simplify the expression.
-3x2( 7x2 - x + 4)
a)
-21x4 + 3x3 -12x2
b)
7x2 - x + 4 (-3x2)
c)
21x4 + 3x3 + 12x2
d)
-12x2 + 3x3 -21x4
12.

-5x6(3x2 - 12x + 30)

a)

-15x8 + 60x7 - 150x6

b)

15x8 - 60x7 - 150x6

c)

8x6 - 17x + 35

d)

-8x6 + 17x - 35x2

13.
Multiply  7x2y3 (2x4y5+6xy3)
a)
14x8y15+42x2y9
b)
9x6y8+13x3y6
c)
14x6y8+42x3y6
d)
14x6y8+42x2y6
14.
5xy(6x-y)
a)
11x2 - y2
b)
30x2 + y2
c)
30x2y - 5xy2
d)
11x2y + 5x2y2
15.
(x + 7)(x + 9)
a)
x2 + 63x + 16
b)
x2 + 16x + 63
c)
x2 + 79
d)
x2 + 16x + 2
16.

Find the area of this rectangle

a)

11x2

b)

28x2

c)

28x

d)

11x

17.

Find the area of the shaded region

(a)  

18.

Find the area of the garden

a)

-6a3+12a2-15a

b)

6a3-12a2-15a

c)

6a3+12a2-15a

d)

6a3+7a2-15a

19.

Find the area

a)

8x2+14x+6

b)

8x2+2x+6

c)

8x2-2x+6

d)

8x2-14x+6

20.

Find the area

a)

25x2-20x

b)

25x2+20x

c)

10x2-9x

d)

10x2+9x

21.

(x - 2)(x2 + x + 1)

a)

x3 - x2 - x - 2

b)

x3 - 3x2 - 3x - 2

c)

x3 + x2 - x - 2

d)

x3 + 3x2 + 3x - 2

22.

(2a2 + 5a + 3)(a2 - 3a - 4)

a)

2a4−a3−15a2−29a−122a^4-a^3-15a^2-29a-12

b)

2a4−a3−20a2−29a−122a^4-a^3-20a^2-29a-12

c)

2a4−a3−21a2−29a−122a^4-a^3-21a^2-29a-12

d)

2a4−a3+20a2−29a−122a^4-a^3+20a^2-29a-12

23.

(x + b)(2x + 3b + 4)

a)

3x2 + 6xb + 5x + 3b2

b)

2x2 + xb + 4x + 4b + 3b2

c)

2x2 + 10xb + 3b2

d)

2x2 + 5xb + 4x + 4b + 3b2

24.

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

a)

x2 + 3x + 2

b)

x3 + 5x2 + 12x + 6

c)

x3 + 6x2 + 11x + 6

d)

x3 + 9x2 + 12x + 6

25.

(a + b)(a - 2b) - (a + 2b)(a - b)

a)

2a2 - ab - 2b2

b)

a2 - 4ab - 4b2

c)

-2ab

d)

2a2 - 4b2