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Practice test: Polynomials, exponent rules and factorin

Total questions: 173

Worksheet time: 17hrs 0mins

Name
Class
Date
1.

Simply:

a)

-1k4 +17k2 +22

b)

-7k8 + 11k4-6

c)

-7k4 - 11k2 +6

d)

7k4 - 5k2

2.

Simplify:

a)

0

b)

-3n3 +8n

c)

-3n6 

d)

-6n3

3.
a)

A

b)

B

c)

C

d)

D

4.

Simplify the expression: (3x2+5x7)+(2x23x+4)(3x^2 + 5x - 7) + (2x^2 - 3x + 4) .

a)

5x2+2x35x^2 + 2x - 3

b)

5x2+8x35x^2 + 8x - 3

c)

x2+2x3x^2 + 2x - 3

d)

5x2+2x+115x^2 + 2x + 11

5.

Subtract the polynomial (4x32x2+x5)(4x^3 - 2x^2 + x - 5) from (6x3+x23x+2)(6x^3 + x^2 - 3x + 2) .

a)

2x3+3x24x+72x^3 + 3x^2 - 4x + 7

b)

2x3+3x24x32x^3 + 3x^2 - 4x - 3

c)

10x3x22x+710x^3 - x^2 - 2x + 7

d)

2x3+3x2+4x+72x^3 + 3x^2 + 4x + 7

6.

Add the polynomials (x2+4x+6)(x^2 + 4x + 6) and (3x22x+1)(3x^2 - 2x + 1) .

a)

4x2+2x+74x^2 + 2x + 7

b)

4x2+6x+74x^2 + 6x + 7

c)

4x2+2x+54x^2 + 2x + 5

d)

4x2+6x+54x^2 + 6x + 5

7.

Simplify the expression: 2(x2+3x4)(x22x+5)2(x^2 + 3x - 4) - (x^2 - 2x + 5) .

a)

x2+8x13x^2 + 8x - 13

b)

x2+8x3x^2 + 8x - 3

c)

x2+4x13x^2 + 4x - 13

d)

3x2+8x133x^2 + 8x - 13

8.

Combine like terms in the expression: 5x23x+4x2+7x25x^2 - 3x + 4x^2 + 7x - 2 .

a)

9x2+4x29x^2 + 4x - 2

b)

9x2+4x+29x^2 + 4x + 2

c)

9x2+10x29x^2 + 10x - 2

d)

9x2+10x+29x^2 + 10x + 2

9.

Distribute and simplify: 3(x2)+4(2x+1)3(x - 2) + 4(2x + 1) .

a)

11x+111x + 1

b)

11x211x - 2

c)

11x+411x + 4

d)

11x411x - 4

10.

Subtract the polynomial (2x23x+4)(2x^2 - 3x + 4) from (5x2+x6)(5x^2 + x - 6) .

a)

3x2+4x103x^2 + 4x - 10

b)

3x2+4x23x^2 + 4x - 2

c)

3x2+2x103x^2 + 2x - 10

d)

3x2+2x23x^2 + 2x - 2

11.

Add the polynomials (2x3x2+3x)(2x^3 - x^2 + 3x) and (x3+4x22x+5)(x^3 + 4x^2 - 2x + 5) .

a)

3x3+3x2+x+53x^3 + 3x^2 + x + 5

b)

3x3+3x2+x3x^3 + 3x^2 + x

c)

3x3+3x2+x+53x^3 + 3x^2 + x + 5

d)

3x3+3x2+x53x^3 + 3x^2 + x - 5

12.

Simplify the expression: (x2+2x3)(2x24x+5)(x^2 + 2x - 3) - (2x^2 - 4x + 5) .

a)

x2+6x8-x^2 + 6x - 8

b)

x2+6x+2-x^2 + 6x + 2

c)

x22x8-x^2 - 2x - 8

d)

x22x+2-x^2 - 2x + 2

13.

Combine like terms in the expression: 7x24x+3x2+5x67x^2 - 4x + 3x^2 + 5x - 6 .

a)

10x2+x610x^2 + x - 6

b)

10x2+x+610x^2 + x + 6

c)

10x2+9x610x^2 + 9x - 6

d)

10x2+9x+610x^2 + 9x + 6

14.

Distribute and simplify: 4(x+3)2(2x5)4(x + 3) - 2(2x - 5) .

a)

4x+224x + 22

b)

4x+164x + 16

c)

4x+144x + 14

d)

4x+184x + 18

15.

Subtract the polynomial (3x25x+7)(3x^2 - 5x + 7) from (6x2+2x4)(6x^2 + 2x - 4) .

a)

3x2+7x113x^2 + 7x - 11

b)

3x2+7x+33x^2 + 7x + 3

c)

3x2+7x33x^2 + 7x - 3

d)

3x2+7x+113x^2 + 7x + 11

16.

Match each expression to its simplified form.

1. (m+8)2\left(m+8\right)^2 ​ (a)  

2. (m8)2\left(m-8\right)^2 ​ (b)  

3. (m8)(m+8)\left(m-8\right)\left(m+8\right) ​ (c)  

4. m(m+8)m\left(m+8\right) ​ (d)  

5. m(m8)m\left(m-8\right) ​ (e)  

Choose from the below words

m2+16m+64m^2+16m+64  

m216m+64m^2-16m+64  

m264m^2-64  

m2+8mm^2+8m  

m28mm^2-8m  

a26a9a^2-6a-9  

m2+16m64m^2+16m-64  

m2+64m^2+64  

m2+8m^2+8  

m28m^2-8  

17.

Simplify: (2x2x+3)(4x1)\left(2x^2-x+3\right)\left(4x-1\right) .

18.
According to exponent rules, when we multiply two power with the same base we _______ the exponents.
Example: c6 ⋅ c4
a)
add
b)
subtract
c)
multiply
d)
divide
19.
According to exponent rules, when we divide two powers with the same base we _______ the exponents.
Example: h8 / h3
a)
add
b)
subtract
c)
multiply
d)
divide
20.
According to exponent rules, when we raise the power to a power we _______ the exponents.
Example: (d2)5
a)
add
b)
subtract
c)
multiply
d)
divide
21.
Anything raised to a power of zero is always: 
a)
0
b)
1
c)
itself
d)
negative
22.

15a5b2+4a5b215a^5b^2+4a^5b^2

a)

19a10b419a^{10}b^4

b)

19a5b219a^5b^2

c)

60a10b460a^{10}b^4

d)

60a5b260a^5b^2

23.

7mm2+4m23m-7m-m^2+4m^2-3m

a)

7m6-7m^6

b)

7m2-7m^2

c)

3m210m3m^2-10m

d)

10m23m-10m^2-3m

24.

Simplify the following monomial: 5a2b2  a2b2-5a^2b^{2\ }-\ a^2b^2  

a)

6a2b2-6a^2b^2  

b)

4a2b2-4a^2b^2  

c)

6a2b26a^2b^2  

d)

6a2b26a^2b^2  

25.
(3c2)(10c7)
a)
13c9
b)
30c5
c)
30c9
d)
-30c9
26.
2n4 * 5n4
a)
7n4
b)
10n16
c)
10n8
d)
none of the above
27.
6m3n* 8m2n3
a)
48m5n9
b)
48m6n6
c)
48m5n6
d)
none of the above
28.
(2x3y)6
a)
2x18y6
b)
64x18y6
c)
64x3y6
d)
2x3y6
29.

Simplify:

(7y4)2

a)

7y6

b)

14y8

c)

49y6

d)

49y8

30.

Simplify.

(3x4y5)2

a)

9x8y10

b)

6x8y10

c)

3x8y10

d)

x8y10

31.

subtract the exponents and simplify the fraction

a)

8x4

b)

8x8

c)

6x4

d)

6x8

32.

Simplify.(subtract the exponents and simplify the fraction)

a)

12x6y4

b)

12x10y6

c)

22x10y6

d)

22x6y6

33.

Simplify. (subtract the exponents and simplify the fraction)

a)

2y24

b)

210

c)

2y10

d)

2y14

34.

Simplify the expression so that it contains only positive exponents.

a)
b)
c)
d)
35.

Simplify each expression so that it contains only positive exponents.

a)
b)
c)
d)
36.

Simplify each expression so that it contains only positive exponents.

a)
b)
c)
d)
37.
a)

6c16d713c16d76c^{16}d^7-13c^{16}d^7

b)

7c16d7-7c^{16}d^7

c)

6c3d10313c16d76c^3d^{\frac{10}{3}}-13c^{16}d^7

d)

3c16d7-3c^{16}d^7

38.

(3x6y1z26x2yz5)2  (3x3y2z2)3(x1y2)\left(\frac{-3x^{-6}y^{-1}z^{-2}}{6x^{-2}yz^{-5}}\right)^{-2}\ -\ \left(3x^3y^2z^{-2}\right)^3\cdot\left(x^{-1}y^{-2}\right)

a)

23x5y3z3\frac{23x^5y^3}{z^3}

b)

x8y4z6x^8y^4z^6

c)

23x8y4z6\frac{-23x^8y^4}{z^6}

d)

x8y4z6\frac{x^8y^4}{z^6}

39.

Give the correct name for

3x

a)

Cubic Monomial

b)

Linear Binomial

c)

Linear Monomial

d)

Cubic Binomial

40.
Give the correct name for 
3x2+4x-7
a)
Quadratic trinomial
b)
linear binomial
c)
Quartic trinomail
d)
Linear Trinomail
41.
Give the correct name for 
2x3+5x
a)
Linear Binomial
b)
Cubic Binomial
c)
Quadratic Trinomial
d)
Linear Trinomial
42.
Which polynomial is written in standard form?
a)
-3x + 8x2 + 9x3 - 11
b)
9x3 + 8x- 3x - 11
c)
8x+ 9x3 -11 - 3x
d)
-11 - 3x + 8x2 + 9x3
43.
What is the name of the polynomial?
7x + 1 
a)
Monomial
b)
Binomial
c)
Trinomial
d)
Polynomial
44.
Given the polynomial:
9x7 + 3x6 - 5 + x2
What is the constant?
a)
9
b)
3
c)
5
d)
-5
45.
What is the degree of the polynomial:
x2 + 2x3 - x
a)
2
b)
3
c)
1
d)
6
46.
What is the name for this polynomial? 2x2 + 3x - 1
a)
Quadratic Trinomial
b)
Linear Binomial
c)
Quartic Trinomial
d)
Quintic Trinomial
47.
What is the name for this polynomial? 3z
a)
Constant Monomial
b)
Linear Binomial
c)
Linear Monomial 
d)
Bionic Monomial
48.
What is the name of this polynomial? 4x3 - 2x2 + 7x - 3
a)
Septic Polynomial with Four Terms
b)
Quadratic Polynomial with Four Terms
c)
Quintic Polynomial with Four Terms
d)
Cubic Polynomial with Four Terms
49.
What is the name of this polynomial? 6a4 + 7a3 + 8
a)
Linear Trinomial
b)
4th Degree Binomial
c)
2nd Degree Trinomial
d)
Quartic Trinomial 
50.
What is the name of this polynomial? 3
a)
Constant Monomial 
b)
Linear Monomial
c)
Quartic Monomial
d)
Cubic Monomial
51.
If a polynomial is considered linear, its degree is... 
a)
2
b)
3
c)
1
d)
98
52.
If a polynomial is a constant, its degree is...
a)
1
b)
0
c)
-1
d)
98
53.

Classify this polynomial by its degree and number of terms: 4x3

a)

Cubic monomial

b)

Linear binomial

c)

Cubic binomial

d)

6th degree (sextic) monomial

54.

When I am a dividing by a monomial, I should _______ the coefficients and ________ the exponents for each term.

a)

add, subtract

b)

subtract , divide

c)

divide, divide

d)

divide, subtract

55.

20x25x\frac{20x^2}{5x}  

a)

15x15x  

b)

4x4x  

c)

15x215x^2  

d)

25x25x  

56.

(5x215y3)5\frac{\left(5x^2-15y^3\right)}{5}  

a)

x23y3x^2-3y^3  

b)

x215y3x^2-15y^3  

c)

10x220y310x^2-20y^3  

d)

5x23y35x^2-3y^3  

57.

(8x4+6x310x2)2x2\frac{\left(8x^4+6x^3-10x^2\right)}{2x^2}  

a)

4x2+3x54x^2+3x-5  

b)

4x2+3x1.55x4x^2+3x^{1.5}-5x  

c)

6x2+4x126x^2+4x-12  

d)

6x2+4x1.512x6x^2+4x^{1.5}-12x  

58.

(18x512x36x2)3x\frac{\left(-18x^5-12x^3-6x^2\right)}{-3x}  

a)

15x49x23x-15x^4-9x^2-3x  

b)

6x44x22x-6x^4-4x^2-2x  

c)

6x4+4x2+2x6x^4+4x^2+2x  

d)

6x5+4x3+2x26x^5+4x^3+2x^2  

59.

81x954x6+27x39x\frac{81x^9-54x^6+27x^3}{9x}  

a)

9x96x6+3x39x^9-6x^6+3x^3  

b)

9x86x5+3x29x^8-6x^5+3x^2  

c)

9x106x7+3x49x^{10}-6x^7+3x^4  

d)

81x86x5+3x281x^8-6x^5+3x^2  

60.

(x6y8x4y6+x2y4)x2y2\frac{\left(x^6y^8-x^4y^6+x^2y^4\right)}{x^2y^2}  

a)

x4y6x2y4+y2x^4y^6-x^2y^4+y^2  

b)

x3y4x2y3+xy2x^3y^4-x^2y^3+xy^2  

c)

x8y10x6y8+x4y6x^8y^{10}-x^6y^8+x^4y^6  

d)

0x4y60x2y4+0y20x^4y^6-0x^2y^4+0y^2  

61.
Dividing Powers: 
a)
-5x4y3
b)
5x4y3
c)
5x10y7
d)
-5x10y7
62.
Dividing Powers: 
a)
a8b13
b)
a2b7
c)
a15b30
d)
none of the above
63.

Evaluate

a)

24x4

b)

8x3

c)

8x4

d)

24x8

64.

Divide the following:

a)

7m3 -2m2n6 + 3mn8

b)

7m11 - 2m10n8 + 3m9n10

c)

7m3 - 6m6n7 + 9m5n9

d)

36

65.
Divide the polynomial by the monomial.
a)
2x8-8x2-28x
b)
2x8-2x2-7x
c)
8x7-8x-28x
d)
2x-2x -7
66.

What is the GCF of 18 and 24?

a)

3

b)

6

c)

8

d)

9

67.

What is the GCF between the following monomials?

15k3 and 18k

a)

3k2

b)

3k3

c)

3k

d)

5k

68.

What is the GCF between the following monomials?

56x2 and 30x

a)

4x

b)

6x

c)

2x

d)

x

69.

What is the GCF between the following monomials?

32x3 48x2

a)

8x2

b)

16x2

c)

16x

d)

96x3

70.

What is the GCF between the following monomials?

10a4 , 16a , 10a2

a)

2a

b)

2a2

c)

10a

d)

10a2

71.

What is the GCF between the following monomials?

a2b5 and a3b3

a)

a2b3

b)

a2b5

c)

a3b3

d)

a3b5

72.

What is the GCF between the following monomials?

10a2b3 and 20a2b2?

a)

20a2b3

b)

10a2b3

c)

20ab2

d)

10a2b2

73.

What is the GCF between the following monomials?

5xy3z, 26x2y5z2, 10x3yz2

a)

5xyz

b)

x2y3z5

c)

2xy3z

d)

xyz

74.

What is the GCF between the following monomials?

12t3, 30t2, 48t

a)

12t

b)

6t3

c)

6t

d)

12t3

75.

Find the greatest common factor of

6x4y3, 12x4y2 , 6x3y2

a)

6

b)

6xy

c)

6x3y2

d)

6x9y6

76.

What is the GCF between the following monomials?

24x9 , 36x6 , 60x3?

a)

6x

b)

6x3

c)

24x9

d)

24x

77.

Factor the polynomial by finding the GCF:

2x + 4

a)

2 (x + 2)

b)

2 (x + 4)

c)

4 (x + 4)

d)

4 (x + 2)

78.

Factor the polynomial by finding the GCF:

5x2 + 20x

a)

5 (x + 4)

b)

5x (x + 4)

c)

5 (x2 + 4)

d)

5x2 (x + 4)

79.

Factor the polynomial by finding the GCF:

24x2 + 30x

a)

6 (4x2 + 5)

b)

6x (4x + 5)

c)

2 (12x2 + 15)

d)

2x (12x + 15)

80.

Factor the polynomial by finding the GCF:

x5 + x4 + x2

a)

x3 (x2 + x + 1)

b)

x (x4 + x3 + x)

c)

x2 (x3 + x2)

d)

x2 (x3 + x2 + 1)

81.

Factor the polynomial by finding the GCF:

6x2y - 18xy2

a)

6 (x - 3y)

b)

6xy (x - 3y)

c)

6xy2 (x - 3)

d)

6x2y (3y - 1)

82.

Factor the polynomial by finding the GCF:

3x2y2 + 14x2y + 15x

a)

y (3x2y + 14x2 + 15x)

b)

xy (3xy + 14x + 15)

c)

x2 (3y2 + 14y + 15)

d)

x (3xy2 + 14xy + 15)

83.

Factor the polynomial by finding the GCF:

15x4 + 20x3 - 25x

a)

5x2 (3x2 + 4x - 5)

b)

5x (3x3 + 4x2 - 5x)

c)

5x (3x3 + 4x2 - 5)

d)

5 (3x4 + 4x3 - 5x)

84.

Factor the polynomial by finding the GCF:

4x2yz2 - 14xy2z

a)

xyz (4xz - 14y)

b)

2xyz (2xz - 7y)

c)

2xyz (2xy - 7z)

d)

xyz (4xy - 14z)

85.

Factor the polynomial by finding the GCF:

10x2y5 + 25x4y2

a)

5x2y2 (5y3 + 2x2)

b)

5x2y2 (2y3 + 5x2)

c)

5x2y2 (5x2 + 5y3)

d)

5x2y2 (2x2 + 2y3)

86.

Factor the polynomial by finding the GCF:

10x3 + 30x2 + 20xy

a)

5x (2x2 + 6x + 4y)

b)

10x (x2 + 3x + 2y)

c)

10x (x2 + 3x + 2)

d)

5x (2x2 + 6x + 4)

87.

Factor the polynomial by finding the GCF:

15x2y4 + 21x3y7

a)

xy (15xy3 + 21x2y6)

b)

3xy (5xy3 + 6x2y6)

c)

x2y4 (15 + 21xy3)

d)

3x2y4 (5 + 7xy3)

88.

Factor the polynomial by finding the GCF:

12x2 + 16x + x

a)

x (12x + 17)

b)

4x (3x + 4)

c)

4 (3x + 4)

d)

x2 (12x + 17)

89.

Factor the polynomial by finding the GCF:

13y3 - 25y + y

a)

y (13y2 + 24)

b)

13y (y2 + 2)

c)

y (13y2 - 24)

d)

13y (y2 - 2)

90.

Factor the polynomial by finding the GCF:

15x3 + 20x2 - 22x + 3x

a)

x (15x2 + 20x - 25)

b)

5 (3x2 + 4x - 5)

c)

x (15x2 + 20x - 19)

d)

5x (3x2 + 4x - 5)

91.

Factor the polynomial by finding the GCF:

23x9 + 42x6 - 11x5 + 5x2

a)

x2 (23x7 - 42x4 - 11x3 + 5)

b)

x2 (23x7 + 42x4 - 11x3 + 5x)

c)

x (23x8 + 42x5 - 11x4 + 5x)

d)

x2 (23x7 + 42x4 - 11x3 + 5)

92.

Factor the polynomial by finding the GCF:

23x9 + 42x6 - 11x5 + 5x2

a)

x2 (23x7 - 42x4 - 11x3 + 5)

b)

x2 (23x7 + 42x4 - 11x3 + 5x)

c)

x (23x8 + 42x5 - 11x4 + 5x)

d)

x2 (23x7 + 42x4 - 11x3 + 5)

93.

Factor the polynomial by finding the GCF:

63x6y8 + 28x10y4 - 42x12y10

a)

7x6y4 (9y4 + 4x4 - 6x6y6)

b)

7x6y8 (9 + 4x4 - 6x6y2)

c)

7x6y4 (9y4 + 4x5 - 6x6y6)

d)

7x2y2 (9x4y6 + 4x8y2 - 6x10y8)

94.

Question: 30x2 - 20x + 15.

The answer is 5(6x2 - 4x + 3).

True or false. If false, why?

a)

True.

b)

False, because 5 is not a GCF.

c)

False, because 5x is a GCF.

d)

False, because 15 is a GCF.

95.

Question: 20x2 - 16x + 2x.

The answer is 2x (10x - 9). True or false.

If false, change the correct answer.

a)

True.

b)

False, the correct answer is 2x (10x - 7)

c)

False, the correct answer is 2 (10x + 7)

d)

False, the correct answer is 2x (10x + 7)

96.
Find the area of a rectangle with length (x - 5) and width (3x + 1).
a)
3x2+16x-5
b)
3x2-14x+5
c)
3x2-14x-5
97.

Choose the correct answer below.

a)

A=3x2+9x5A=3x^2+9x-5

b)

A=5x2x+7A=5x^2-x+7

c)

A=3x2x+7A=3x^2-x+7

d)

A=5x2+9x5A=5x^2+9x-5

98.

Find the volume of the rectangular prism with length ( x + 2) width ( x - 4) and height ( 2x + 1).  

a)
x2 -8x
b)
x2 -2x -8
c)
2x3-3x2 -18x-8
d)
2x3 -8
99.
The length of a square is x + 2 units.  Find the area.
a)
4x + 8 units squared
b)
x2 + 4x + 4 units squared
c)
x2 + 4 units squared
d)
Not enough information
100.

What is the perimeter of the backyard?

a)

2x2+2x22x^2+2x-2  

b)

x2+x+2x^2+x+2  

c)

3x2+5x123x^2+5x-12  

d)

x2xx^2-x  

101.

Multiply the following polynomial by the monomial:


3x(4x2 - x - 3)

a)

12x2 - 3x - 9

b)

7x3 - 3x2 - 6x

c)

12x3 - 3x2 - 9x

d)

12x3 - 3x2 - 6

102.
What is the Perimeter?
a)
3x - 3 inches
b)
6x - 6 inches
c)
3x - 6 inches
d)
6x - 3 inches
103.
What is the perimeter for the given rectangle:
a)
6x3 - 9x2 + 10x - 15
b)
6x2 + 1x - 15
c)
6x2 + 4x + 4
d)
6x3 + 1x2 - 15x
104.
What is the area for the given rectangle:
a)
6x3 - 9x2 + 10x - 15
b)
6x2 + 1x - 15
c)
6x2 + 4x + 4
d)
6x3 + 1x2 - 15x
105.
A pool has a length of x - 5 and a width of x + 3. What is the area of the pool?
a)
x2 - 2x - 15
b)
x2 - 8x + 15
c)
x2 + 2x - 15
d)
x2 + 8x + 15
106.

Zoe is building a rectangular garden. The length of the garden is 3x+23x + 2 meters and the width is x1x - 1 meters. Find the area of the garden.

a)

3x2x23x^2 - x - 2

b)

3x2+x23x^2 + x - 2

c)

3x2+2x13x^2 + 2x - 1

d)

3x22x+13x^2 - 2x + 1

107.

Michael is designing a square garden with a side length of 2x+32x + 3 meters. Find the area of the garden.

a)

4x2+12x+94x^2 + 12x + 9

b)

4x2+6x+94x^2 + 6x + 9

c)

4x2+94x^2 + 9

d)

4x2+12x4x^2 + 12x

108.

The perimeter of the triangle is 10x+20. Find the length of the missing side.

a)

6x+10

b)

15x+30

c)

5x+10

d)

5x-10

109.

Find a simplified expression for the area of the shaded region. *HINT: Think big minus small

a)

2x2 + 2x + 13

b)

10x + 5

c)

10x + 13

d)

2x2 + 13

110.

The length of a rectangle is 5 in. longer than its width. Which of the following polynomials represent the area of the rectangle? *Hint: Draw and label a picture

a)

5x2

b)

6x

c)

x2+5

d)

x2+5x

111.

Think - what is the length and width of the entire space?

a)

4x + 39

b)

4x2 + 78x

c)

4x2 + 78x + 308

d)

x2+39x + 308

112.

Choose the correct answer below.

a)

A=3x2+9x5A=3x^2+9x-5

b)

A=5x2x+7A=5x^2-x+7

c)

A=3x2x+7A=3x^2-x+7

d)

A=5x2+9x5A=5x^2+9x-5

113.

Find the area.  (Area = LW)\left(Area\ =\ LW\right)  

a)

A

b)

B

c)

C

d)

D

114.

Find the area of the shaded region.

a)

A

b)

B

c)

C

d)

D

115.

The perimeter of the triangle is 10x+20. Find the length of the missing side.

a)

6x+10

b)

15x+30

c)

5x+10

d)

5x-10

116.

Find a simplified expression for the area of the shaded region. *HINT: Think big minus small

a)

2x2 + 2x + 13

b)

10x + 5

c)

10x + 13

d)

2x2 + 13

117.

The length of a rectangle is 5 in. longer than its width. Which of the following polynomials represent the area of the rectangle? *Hint: Draw and label a picture

a)

5x2

b)

6x

c)

x2+5

d)

x2+5x

118.

Think - what is the length and width of the entire space?

a)

4x + 39

b)

4x2 + 78x

c)

4x2 + 78x + 308

d)

x2+39x + 308

119.

Choose the correct answer below.

a)

A=3x2+9x5A=3x^2+9x-5

b)

A=5x2x+7A=5x^2-x+7

c)

A=3x2x+7A=3x^2-x+7

d)

A=5x2+9x5A=5x^2+9x-5

120.

Find the area.  (Area = LW)\left(Area\ =\ LW\right)  

a)

A

b)

B

c)

C

d)

D

121.

Find the area of the shaded region.

a)

A

b)

B

c)

C

d)

D

122.

Review Factoring:

b2 + 8b + 7

a)

(b + 4)(b + 3)

b)

(b + 6)(b + 1)

c)

(b + 7)(b +1)

d)

prime

123.

Review Factoring:

x2 - 15x + 50

a)

(x - 10)(x - 15)

b)

(x - 10)(x - 5)

c)

(x - 25)2

d)

(x - 5)2

124.

Review Factoring:

x2 + 9x - 36

a)

(x + 12)(x - 3)

b)

(x + 9)(x - 4)

c)

(x - 12)(x + 3)

d)

(x - 9)(x - 4)

125.

Review Factoring:

a2 - a - 12

Fill in the blank with your answer make sure you use parentheses

(a)  

126.

Review Factoring:

3a2 + 4a + 1

a)

(7a-10)(a-8)

b)

Not factorable

c)

(3a+1)(a+1)

d)

(3a-1)(a-1)

127.

Review Factoring:

2n2 + 13n + 15

a)

(5n - 9)(n - 3)

b)

(3n + 7)(n + 4)

c)

(2n + 3)(n + 5)

d)

Not factorable

128.

Review Factoring:

5x2 - 13x + 6

a)

(x - 3)(5x - 2)

b)

(5x - 3)(x - 2)

c)

5(x - 3)(x + 2)

d)

Not factorable

129.

Review Factoring:

4h² - 17h + 4

a)

(2h - 2)²

b)

4(h + 4)(h + 1)

c)

(2h - 2)(2h + 2)

d)

(h - 4)(4h - 1)

130.

Factor this perfect square trinomial

x2 + 24x + 144

a)

(x + 12)2

b)

(x+12)(x-12)

c)

(x - 12)2

d)

(x + 72)2

131.

Factor this perfect square trinomial

x2 - 4x + 4

a)

(x + 2)2

b)

(x - 2)2

c)

(x + 4)2

d)

(x - 4)2

132.

Factor this perfect square trinomial:

n2 + 10n + 25

a)

(n + 5)(n - 5)

b)

(n + 25)(n + 1)

c)

(n - 5)2

d)

(n + 5)2

133.

Factor this perfect square trinomial:

4x2+36x+81

a)

(4x+81)2

b)

(2x+9)2

c)

Prime /

Not factorable.

d)

(2x-9)2

134.

Factor this perfect square trinomial:
  49x228x+449x^2-28x+4  

a)

(7x+2)(7x2)\left(7x+2\right)\left(7x-2\right)  

b)

(7x+2)2\left(7x+2\right)^2  

c)

(7x2)2\left(7x-2\right)^2  

d)

(3.5x1)2\left(3.5x-1\right)^2  

135.
Which of the following trinomials is a perfect square trinomial?
a)
r2 - 6r + 36
b)
4y2 + 10y + 25
c)
x2 + 16x + 16
d)
9a2 - 12a + 4
136.

Factor using a Difference of Squares:
   x2121x^2-121  

a)

(x11)2\left(x-11\right)^2  

b)

(x+11)(x11)\left(x+11\right)\left(x-11\right)  

c)

(x60.5)(x+60.5)\left(x-60.5\right)\left(x+60.5\right)  

d)

(x+11)2\left(x+11\right)^2  

137.

Factor using a Difference of Squares:

x2 - 25

a)

( x + 5 ) ( x - 5 )

b)

( x - 5 ) ( x - 5 )

c)

( x + 5 ) ( x + 5 )

d)

Prime

138.

Factor using a Difference of Squares:
16x2  8116x^{2\ }-\ 81  

a)

(4x9)2\left(4x-9\right)^2  

b)

(2x9)2\left(2x-9\right)^2  

c)

(4x + 9)2\left(4x\ +\ 9\right)^2  

d)

(4x+9)(4x9)\left(4x+9\right)\left(4x-9\right)  

139.

Factor using a Difference of Squares:

25x2 - 100y2

a)

( 5x - 10y) (5x + 10y)

b)

( 5x - 10y)2

c)

Prime

d)

( 5x - 50y) (5x + 50y)

140.

Factor using a Difference of Squares:

Must factor out a GCF first

3x2 - 75

a)

3( x + 5 ) ( x - 5 )

b)

Prime

c)

( x + 5 ) ( x - 5 )

d)

3( x - 5 ) ( x - 5 )

141.

Factor using a Difference of Squares:

x2 + 81

a)

Prime (not factorable)

b)

( x - 9 ) ( x + 9 )

c)

( x + 9 ) ( x + 9 )

d)

( x - 9 ) ( x - 9 )

142.

x2 + 5x + 6

a)

(x - 3) (x - 2)

b)

(x + 3) (x - 2)

c)

(x + 3) (x + 2)

d)

(x + 2) (x - 3)

143.

x2 - 9x + 18

a)

(x + 6) (x + 3)

b)

(x - 6) (x - 3)

c)

(x - 2) (x - 9)

d)

(x + 2) (x + 9)

144.

x2 + 8x - 20

a)

(x + 10) (x - 2)

b)

(x + 10) (x + 2)

c)

(x + 5) (x + 4)

d)

(x + 5) (x - 4)

145.

x2 - 9x - 22

a)

(x + 11) (x - 2)

b)

(x + 2) (x - 11)

c)

(x - 11) (x - 2)

d)

(x + 2) (x + 11)

146.

x2 - 10x + 21

a)

(x + 3) (x - 7)

b)

(x + 7) (x + 3)

c)

(x - 7) (x - 3)

d)

(x + 7) (x - 3)

147.

x2 - 6x - 40

a)

(x + 4) (x - 10)

b)

(x + 5) (x - 8)

c)

(x + 10) (x - 4)

d)

(x + 8) (x - 5)

148.

x2 + 15x - 100

a)

(x + 4) (x - 25)

b)

(x + 25) (x - 4)

c)

(x + 5) (x - 20)

d)

(x + 20) (x - 5)

149.

x2 - 13x - 114

a)

(x + 19) (x - 6)

b)

(x + 6) (x - 19)

c)

(x - 6) (x - 19)

d)

(x + 6) (x + 19)

150.

x2 + 19x - 330

a)

(x + 30) (x - 11)

b)

(x + 30) (x + 11)

c)

(x - 11) (x - 30)

d)

(x + 11) (x - 30)

151.

x2 + 37x + 132

a)

(x + 4) (x - 33)

b)

(x - 33) (x - 4)

c)

(x + 33) (x - 4)

d)

(x + 33) (x + 4)

152.

One of these trinomials can't factor further, the rest can factor. Which is it?

a)

x2 + 10x - 171

b)

x2 - 27x + 180

c)

x2 + 41x + 330

d)

x2 - 24x + 217

153.
Factor
x2 - 9x + 18 
a)
A. (x - 6)(x - 3) 
b)
B. (x + 6)(x - 3)
c)
C. (x - 9)(x - 2)
d)
D. (x - 6)(x + 3) 
154.
Factor
n2 + 16n + 63
a)
(n-7)(n+4)
b)
(n+7)(n-9)
c)
(n-3)(n-10)
d)
(n+7)(n+9)
155.
Factor by GCF:
17xy - x
a)
17(xy - x)
b)
y(17x - x)
c)
x(17y - 1)
d)
not factorable
156.
Factor completely
k2+7x+10
a)
(k+2)(k+5)
b)
(k-2)(k-5)
c)
(k+10)(k+4)
d)
(k+2)(k-5)
157.

x2 + 8x - 20

a)

(x + 10) (x - 2)

b)

(x + 10) (x + 2)

c)

(x + 5) (x + 4)

d)

(x + 5) (x - 4)

158.

x2 - 9x + 18

a)

(x + 6) (x + 3)

b)

(x - 6) (x - 3)

c)

(x - 2) (x - 9)

d)

(x + 2) (x + 9)

159.

x2 - 9x - 22

a)

(x + 11) (x - 2)

b)

(x + 2) (x - 11)

c)

(x - 11) (x - 2)

d)

(x + 2) (x + 11)

160.

x2 + 6x - 27

a)

(x + 3) (x - 9)

b)

(x + 9) (x + 3)

c)

(x - 9) (x - 3)

d)

(x + 9) (x - 3)

161.

x2 - 10x + 21

a)

(x + 3) (x - 7)

b)

(x + 7) (x + 3)

c)

(x - 7) (x - 3)

d)

(x + 7) (x - 3)

162.

x2 - 6x - 40

a)

(x + 4) (x - 10)

b)

(x + 5) (x - 8)

c)

(x + 10) (x - 4)

d)

(x + 8) (x - 5)

163.

x2 + 8x - 9

a)

(x + 9) (x - 1)

b)

(x - 9) (x - 1)

c)

(x + 9) (x + 1)

d)

(x + 1) (x - 9)

164.

x2 + 15x - 100

a)

(x + 4) (x - 25)

b)

(x + 25) (x - 4)

c)

(x + 5) (x - 20)

d)

(x + 20) (x - 5)

165.

x2 - 13x - 114

a)

(x + 19) (x - 6)

b)

(x + 6) (x - 19)

c)

(x - 6) (x - 19)

d)

(x + 6) (x + 19)

166.
What is the leading coefficient of the polynomial?
  7x5 - 9x2 + 6x
a)
7
b)
5
c)
9
d)
2
167.
What is the leading coefficient of the polynomial?
  9x5 + 2x4 - x3 + 9x2 - 2
a)
5
b)
9
c)
2
d)
4
168.

Factor out the GCF


3x3 + 9x

a)

3x (x2 + 3)

b)

3x ( x3 + 9)

c)

x (3x2 + 9)

d)

3x (x3 + 3x)

169.

Find the factors

24m4n2  16m3n324m^4n^2\ -\ 16m^3n^3  

a)

4m3n2(6m  4n)4m^3n^2\left(6m\ -\ 4n\right)  

b)

8mn (3m4n2  2m3n3)8mn\ \left(3m^4n^2\ -\ 2m^3n^3\right)  

c)

8m3n2 (3m  2n)8m^3n^2\ \left(3m\ -\ 2n\right)  

d)

8m3n2 (3mn  2mn)8m^3n^2\ \left(3mn\ -\ 2mn\right)  

170.

Find ALL the factors

12x10y5 + 8x7y212x^{10}y^5\ +\ 8x^7y^2  

a)

(3x3y3 + 2)\left(3x^3y^3\ +\ 2\right)  

b)

4x7y2 (3x3y3 + 2)4x^7y^2\ \left(3x^3y^3\ +\ 2\right)  

c)

4x7y2 (8x3y3 + 4)4x^7y^2\ \left(8x^3y^3\ +\ 4\right)  

d)

4x7y2 ( 3x17y7 + 2xy)4x^7y^2\ \left(\ 3x^{17}y^7\ +\ 2xy\right)  

171.

Factor completely.

36ab + 20bc36ab\ +\ 20bc  

a)

4b (9a + 5c)4b\ \left(9a\ +\ 5c\right)  

b)

2b(18a + 10c)2b\left(18a\ +\ 10c\right)  

c)

4abc (9a + 5c)4abc\ \left(9a\ +\ 5c\right)  

d)

4 (9ab + 5bc)4\ \left(9ab\ +\ 5bc\right)  

172.

9m2n + 3mn + 6mn59m^2n\ +\ 3mn\ +\ 6mn^5  

a)

3mn (3m + mn + 2n4)3mn\ \left(3m\ +\ mn\ +\ 2n^4\right)  

b)

3mn(3m + 2n4)3mn\left(3m\ +\ 2n^4\right)  

c)

3mn (3n + 1 + 2m4)3mn\ \left(3n\ +\ 1\ +\ 2m^4\right)  

d)

3mn (3m + 1 + 2n4)3mn\ \left(3m\ +\ 1\ +\ 2n^4\right)  

173.

Factor Completely


12a3b2  18a4b3 + 36a2b412a^3b^2\ -\ 18a^4b^3\ +\ 36a^2b^4  

a)

6a2b2 (2b  3ab2 6a2)6a^2b^2\ \left(2b\ -\ 3ab^2\ 6a^2\right)  

b)

6a2b2 (2a  3a2b + 6b2)6a^2b^2\ \left(2a\ -\ 3a^2b\ +\ 6b^2\right)  

c)

3a2b2 (4a  9a2b + 12b2)3a^2b^2\ \left(4a\ -\ 9a^2b\ +\ 12b^2\right)  

d)

(2a  3a2b + 6b2)\left(2a\ -\ 3a^2b\ +\ 6b^2\right)