Free Printable EnzoGr7MathQ3

1.

Evaluate $xy\ -\ z\ at\ x\ =\ 4,\ y\ =\ 5,\ and\ z\ =\ 7$ .

(a)

2.

Evaluate $a^5\ -\ b^2\ \ \ \ \ at\ a\ =\ 2\ and\ b\ =\ 3$ .

(a)

3.

Evaluate $\frac{xy}{z}\ at\ x\ =\ 4,\ y\ =\ 6,\ z\ =\ 3$ .

(a)

4.

Evaluate $\frac{x^2y}{z}\ at\ x\ =\ 3,\ y\ =\ 2,\ z\ =\ 6$ .

(a)

5.

2x + x²; for x = 3

a)

12

b)

15

6.

What is the value of the expression 2x² - 5y + 3 when x=3 and y=3

a)

0

b)

30

c)

6

d)

-3

7.

Simplify: $7y^2\ -5y\ +\ 9y\ -\ 5y^2$

a)

$6y^{2\ }$

b)

$2y^{2\ }+\ 4y\$

c)

$12y^{2\ }+\ 14y$

d)

Can't be simplified

8.

Simplify by combining like terms:
4x² - 3x + 11 -2x

a)

4x² - 5x + 11

b)

11x + 11

c)

16x² - 5x + 11

d)

10x²

9.

Combine like terms
3x + 2x + 11y - 7y

a)

5x + 10y

b)

5x - 4y

c)

5x + 4y

d)

5x -10y

10.

2(c - 8)

a)

2c - 16

b)

2c + 16

c)

2c - 8

d)

c - 16

11.

Which of the following is equivalent to 4(2x + 3)

a)

8x + 12

b)

8x + 3

c)

8x - 12

d)

20x

12.

6 (x + y + 7)

a)

6x + 6y + 42

b)

12xy + 42

c)

6x + 6y + 7

d)

6x6y + 42

13.

Simplify the expression: $6-2\left(7x-3\right)$

a)

-14x

b)

-14x + 12

c)

14x

d)

5x +1

14.

3(2x+1)+2(x-4)

a)

8x-3

b)

8x+11

c)

4x-5

d)

8x-5

15.

Use the distributive property to simplify the expression.

3(2c - 5)

a)

6c - 15

b)

6c + 15

c)

6c + 15

d)

-6c - 15

16.

Simplify the expression

29x+8(4y-2x)

a)

13x+32y

b)

27x+12y

c)

31x+32y

d)

13x-32y

17.

½(8x + 2)

a)

16x + 4

b)

4x + 2

c)

4x + 4

d)

4x + 1

18.

Choose all the correct answers: Which of the following is equivalent to $3\left(2x\ +\ 1\right)$

a)

$2x\ +\ 1\ +\ 2x\ +\ 1\ +\ 2x\ \ +\ 1$

b)

$6x\ +\ 1$

c)

$6x\ +\ 3$

d)

$5x\ +\ 4$

e)

$3\left(1\ +\ 2x\right)$

19.

Evaluate 3b + 2d
when
a = 1, b = 3, d = -2

a)

3

b)

5

c)

0

d)

2

20.

b² + 4
when b = 3

a)

10

b)

12

c)

13

d)

11

21.

(y + z)² when y=5 and z=2

a)

7

b)

49

c)

29

d)

14

22.

2x + 5(y - 1) when x=8 and y=5

a)

20

b)

31

c)

36

d)

-4

23.

Evaluate the expression below for x=16.

$\frac{x}{2}$

a)

32

b)

8

c)

14

d)

18

24.

Evaluate the expression below for c=5.

$8c+25$

a)

17

b)

33

c)

110

d)

65

25.

Evaluate the expression below for f=8.

$2f+7$

a)

24

b)

23

c)

31

d)

35

26.

Evaluate the expression below for w=4.

$3w+17$

a)

42

b)

29

c)

20

d)

51

27.

2x + 5(y - 1) when x=8 and y=5

a)

20

b)

31

c)

36

d)

-4

28.

Evaluate: b² + 4

when b = 3

(a)

29.

Evaluate: 6a - 3d

when a = 1 and d = 2

(a)

30.

Evaluate: 3x + 8

when x = 2

(a)

31.

Evaluate: 3(2x + z)

when x=8 and z=2

(a)

32.

Evaluate: 2(a - 5) + 2

when a = 15

(a)

33.

Evaluate: x²+ 2x - 1

when x = -3

(a)

34.

Evaluate: 2x + 3 + x²

when x = 4

(a)

35.

Evaluate: a²- b²

when a = 4 and b = 2

(a)

36.

Evaluate: 6 + 7b - 3a

when a = 2 and b = 8

(a)

37.

Evaluate: 2x + 5(y - 1)

when x = 8 and y = 5

(a)

38.

Evaluate: (y + z)²

when y = 5 and z = 2

(a)

39.

Evaluate: 16 - $\frac{2z}{3}-4$

when z = 18

(a)

40.

Evaluate: 2x + 3 + x²

when x = 4

(a)

41.

Evaluate: 2x + x - 10

when x = 8

(a)

42.

Evaluate: 2x² - 5

when x = 3

(a)

43.

A polynomial that contains only 1 term is called a _________________.

a)

binomial

b)

monomial

c)

trinomial

d)

uninomial

44.

A polynomial that contains 2 terms is called a ___________________.

a)

binomial

b)

monomial

c)

trinomial

d)

duonomial

45.

A polynomial that contains 3 terms is called a ________________________.

a)

binomial

b)

monomial

c)

trinomial

d)

triomial

46.

$\left(x\ +\ 5\right)+\left(3x-1\right)$

a)

$-4x+4$

b)

$-4x+3$

c)

$4x+4$

d)

$-x+4$

47.

$\left(3p^2+3p\right)+\left(2p^2-2p\right)$

a)

$5p^2+4p$

b)

$5p^2+p$

c)

$5p^2+3p$

d)

$5p^2$

48.

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

a)

$-2v^3+3v-3$

b)

$-2v^3-2v-3$

c)

$3v^3-2v-3$

d)

$2v^3+7v$

49.

(-x²+ 7x) + (9x² + 2x) =

a)

10x² + 5x

b)

-10x² - 5x

c)

- 5x + 10x²

d)

8x² + 9x

50.

Find the sum.

(2x² + 5x - 7) + (-4x² + 6x + 3)

a)

2x²+ 3x +1

b)

-2x²- 11x -4

c)

2x²+ 5x -7

d)

-2x² + 11x - 4

51.

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

a)

$-n^3-4n^2+n+3$

b)

$3n^3-4n^2+n+3$

c)

$2n^3-4n^2+n+3$

d)

$3n^3-4n^2-3n+3$

52.

$\left(2p^3-5p^2+3p\right)+\left(-2p^3+p^2-5p\right)+\left(4p^3+p^2+5p\right)$

a)

$11p^3-4p^2+13p$

b)

$4p^3-3p^2+3p$

c)

$9p^3-4p^2+13p$

d)

$9p^3-5p^2+13p$

53.

Simplify:

$\left(2m^2-m+4\right)+\left(3m^2+m-5\right)$

a)

$5m^2-1$

b)

$6m^2-m-20$

c)

$5m^2+1$

d)

$5m^2-2m-1$

54.

Simplify:

$\left(5n^2+8n-7\right)+\left(6n^2-6n+10\right)$

a)

$11n^2+2n+3$

b)

$30n^2-48n-70$

c)

$11n^2-14n-17$

d)

$11n^2+14n-17$

55.

Simplify:

$\left(2x^2-4\right)+\left(4x^2+8x\right)+\left(-9x+7\right)$

a)

$6x^2-x+3$

b)

$6x^2+x+3$

c)

$6x^2-x-3$

d)

$6x^2+x-3$

56.

Simplify:

$\left(5+8z^2\right)+\left(4-7z\right)+\left(z^2+7z\right)$

a)

$9z^2+9$

b)

$9z^2-14z+9$

c)

$9z^2+14z+9$

d)

$9z^2-9$

57.

a)

$17a^3+8a^2-2a$

b)

$17a^3+8a^2-2a-18$

c)

$17a^3+8a^2-2a+18$

d)

$17a^3-8a^2+10a-18$

58.

a)

$-20b^4+b^3+5b^2-1$

b)

$20b^4-b^3-5b^2+1$

c)

$-20b^4-3b^3+5b^2-15$

d)

$20b^4+3b^3-5b^2+15$

59.

a)

$12x^2y^3-9xy^2$

b)

$12x^2y^3+9xy^2$

c)

$12x^2y^2-9xy^2+16xy$

d)

$12xy^2-9x^2y^3$

60.

a)

$9a^2b+2ab^2-10ab$

b)

$9a^2b-2ab^2+10ab$

c)

$9ab^2+2a^2b-10ab$

d)

$9a^2b^2-10ab$

61.

$\left(x\ +\ 5\right)+\left(3x-1\right)$

a)

$-4x+4$

b)

$-4x+3$

c)

$4x+4$

d)

$-x+4$

62.

$\left(3p^2+3p\right)+\left(2p^2-2p\right)$

a)

$5p^2+4p$

b)

$5p^2+p$

c)

$5p^2+3p$

d)

$5p^2$

63.

Combine Like Terms:
4y + 3x³ + 2y + 8x³ - 6y

a)

11x³

b)

11x³ + 12y

c)

5x³

d)

11x⁶

64.

Combine Like Terms:
2x - 4x + 12x²

a)

12x² - 2x

b)

10x

c)

10x²

d)

12x² + 2x

65.

Add to Simplify:
(4x - 2x³) + (5x³ - 4x + 5)

a)

3x³ + 5

b)

3x³ + 8x + 5

c)

3x² + 5

d)

7x³ + 8x + 5

66.

Combine like terms to simplify:
(5x + 2) + (4x + 5)

a)

9x -7

b)

-9x-11

c)

9x+7

d)

x+7

67.

Add: (3x + 5) + (2x - 3)

a)

5x + 2

b)

5x - 2

c)

2x + 5

d)

2x - 5

68.

Add: (4x² - x - 2) + (-x² + x +1)

a)

3x² + x + 1

b)

3x² + x - 1

c)

3x² - 1

d)

3x² + 1

69.

Which of the following is equal to ZERO?

a)

2x + (-2x)

b)

-2 + (-2)

c)

3x + (-x)

d)

0 + (-1)

70.

Simplify the following expression: 2c³ + 8c³

a)

10c⁶

b)

10c⁹

c)

10c³

d)

10 + c³

71.

$\left(3p^2+3p\right)+\left(2p^2-2p\right)$

a)

$5p^2+4p$

b)

$5p^2+p$

c)

$5p^2+3p$

d)

$5p^2$

72.

(-x²+ 7x) + (9x² + 2x) =

a)

10x² + 5x

b)

-10x² - 5x

c)

- 5x + 10x²

d)

8x² + 9x

73.

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

a)

$-n^3-4n^2+n+3$

b)

$3n^3-4n^2+n+3$

c)

$2n^3-4n^2+n+3$

d)

$3n^3-4n^2-3n+3$

74.

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

a)

$10x^3-5x^2-8$

b)

$10x^3-10x^2-8$

c)

$10x^3-10x^2-3$

d)

$10x^3-10x^2-7$

75.

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

a)

$-2v^3+3v-3$

b)

$-2v^3-2v-3$

c)

$3v^3-2v-3$

d)

$-2v^3+3v$

76.

$\left(4m^4+4m^3+m^2+m\right)-\left(5-5m^3+m^2-m\right)$

a)

$m^4+9m^3+2m-1$

b)

$m^4+9m^3+2m-5$

c)

$m^4+9m^3+2m-1+5m^2$

d)

$4m^4+9m^3+2m-5$

77.

Combine like terms to simplify:

(5x + 2) + (4x - 5)

a)

9x -3

b)

-9x-7

c)

9x+7

d)

x+7

78.

(3p - 10q) - (p - 8q) =

a)

4p - 18q

b)

2p - 18q

c)

2p + 2q

d)

2p - 2q

79.

Combine like terms to simplify:

(5x + 2) + (4x - 5)

a)

9x -3

b)

-9x-7

c)

9x+7

d)

x+7

80.

Simplify the expression.
(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

a)

11a³ - 4a² - 14a - 7

b)

5a³ - 4a² - 14a - 7

c)

5a³ - 4a² - 20a - 7

d)

5a³ - 9a² - 20a - 7

81.

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

82.

Simplify the expression.
(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

a)

-8n² - 8n + 3

b)

-7n² - 8n + 3

c)

-6n²- 8n + 3

d)

-7n² - 4n + 3

83.

(x³-x²+4) - (3x³-2x²+3)

a)

-2x³-3x²+7

b)

-2x³+x²+1

c)

2x³-3x³-1

d)

4x³-3x²+7

84.

Simplify each expression.
(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

a)

-8n² - 8n + 3

b)

-7n² - 8n + 3

c)

-6n²- 8n + 3

d)

-7n² - 4n + 3

85.

(x³-x²+4) - (3x³-2x²+3)

a)

-2x³-3x²+7

b)

-2x³+x²+1

c)

2x³-3x³-1

d)

4x³-3x²+7

86.

(5x² - 7xy) - (-2xy +3x²) =

a)

2x² - 5xy

b)

2x² + 5xy

c)

- 2x² - 5xy

d)

- 2x² + 5xy

87.

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

88.

Find the sum.
(3y² + y³ - 5) + (4y² -4y + 2y³ + 8)

a)

3y³+ 7y²- 4y + 3

b)

4y² + 3y³ - y + 3

c)

-y⁴ + 2y³-y - 4

d)

4y³+ 3y²-3y + 1

89.

Simplify the expression.
(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

a)

11a³ - 4a² - 14a - 7

b)

5a³ - 4a² - 14a - 7

c)

5a³ - 4a² - 20a - 7

d)

5a³ - 9a² - 20a - 7

90.

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

91.

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

92.

Simplify the expression.
(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

a)

-8n² - 8n + 3

b)

-7n² - 8n + 3

c)

-6n²- 8n + 3

d)

-7n² - 4n + 3

93.

(7x- x²) - (9x² + 2x) =

a)

10x² + 5x

b)

-10x² - 5x

c)

- 5x + 10x²

d)

5x - 10x²

94.

(5x² - 7xy) - (-2xy +3x²) =

a)

2x² - 5xy

b)

2x² + 5xy

c)

- 2x² - 5xy

d)

- 2x² + 5xy

95.

$\left(10\right)\ \left(-11m+5n\right)\ +\left(-m+8n\right)$

a)

$-12m+13n$

b)

$11m+13n$

c)

$12m+13n$

d)

$-11m-13n$

96.

Terms in a polynomial are separated by

a)

A. Parenthesis

b)

B. Multiplication/Division

c)

C. Constant

d)

D. Addition/Subtraction

97.

Simplify:

(4x²+ x) - (x²- 2x)

a)

3x²- x

b)

4x²+ 2x

c)

3x² + 3x

d)

3x² + 2x

98.

Subtract the polynomials:

(x³- x²+ 4) - (3x³- 2x²+ 3)

a)

-2x³- 3x²+ 7

b)

-2x³+ x²+ 1

c)

2x³- 3x³- 1

d)

4x³- 3x²+ 7

99.

Simplify the expression.

(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

a)

-8n² - 8n + 3

b)

-7n² - 8n + 3

c)

-6n²- 8n + 3

d)

-7n² - 4n + 3

100.

Find the difference.

(3 - 2x + 2x²) - (4x - 5 + 3x²)

a)

x² + 6x + 8

b)

2x²+ 5x - 7

c)

-x²- 6x + 8

d)

-2x² + 11x - 4

101.

What should be added to x $x^3$ to get $-2x^3$ ?

a)

$-3x^3$

b)

0

c)

$2x^3$

d)

$-2x^3$

102.

What must be subtracted from 0 to get -5a?

a)

5a

b)

-5a

c)

a

d)

none of these

103.

Simplify:

$\left(3x^2+4x-10\right)-\left(5x^2-3x+7\right)$

a)

$-2x^2+7x-17$

b)

$8x^2+x-3$

c)

$2x^2-7x+17$

d)

$-2x^2+x-3$

104.

Simplify:

$\left(2a^2-3a+9\right)-\left(3a^{2\ }+4a-5\right)$

a)

$-a^2-7a+14$

b)

$5a^2+a+4$

c)

$-a^2+a+4$

d)

$a^2+7a-14$

105.

Subtract $\left(-5b^2+4b+8\right)$ from $\left(8b^2+2b-14\right)$

a)

$13b^2-2b-22$

b)

$-13b^2+2b+22$

c)

$3b^2+6b-6$

d)

$3b^2-2b-22$

106.

Subtract $\left(-8c^2-9c+6\right)$ from $\left(11c^2-4c+7\right)$

a)

$19c^2+5c+1$

b)

$-19c^2-5c-1$

c)

$3c^2-13c+13$

d)

$19c^2-13c+13$

107.

Simplify

$\left(4a^2+6-4a\right)-\left(5a+3a^2-4\right)$

a)

$a^2-8a+10$

b)

$-a^2+9+a$

c)

$-a^2+8a-10$

d)

$-a^2+9-7a$

108.

Simplify

$\left(8+3b^2-7b\right)-\left(2b+b^2-9\right)$

a)

$2b^2-9b+17$

b)

$6+2b^2+2b$

c)

$6+4b^2-16b$

d)

$2b^2-9b-1$

109.

(7x- x²) - (9x² + 2x) =

a)

10x² + 5x

b)

-10x² - 5x

c)

- 5x + 10x²

d)

5x - 10x²

110.

(7x- x²) - (9x² + 2x) =

a)

10x² + 5x

b)

-10x² - 5x

c)

- 5x + 10x²

d)

5x - 10x²

111.

Subtract the polynomials:

(x³- x²+ 4) - (3x³- 2x²+ 3)

a)

-2x³- 3x²+ 7

b)

-2x³+ x²+ 1

c)

2x³- 3x³- 1

d)

4x³- 3x²+ 7

112.

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

a)

-14x² - 5x - 2

b)

-14x² + 5x - 6

c)

-14x² + 5x - 2

d)

-14x² - 5x - 6

113.

Simplify: -4(2x - 5) - 3(x + 5)

a)

-11x + 5

b)

-11x - 5

c)

11x + 5

d)

11x - 5

114.

Simplify: -4(2x² - 5x - 1) - 4(-2x² + 5x +1)

(a)

115.

Find the product.

( 2x - 5y ) ( 3x + 4y )

a)

6x² - 7xy - 20y²

b)

6x² + 7xy - 20y²

c)

6x² - 7xy + 20y²

d)

6x² - 20y²

116.

Multiply using the 'FOIL' method.

( 3x + 5 ) ( 2x + 3 )

a)

6x² + 19x

b)

6x² + 15

c)

6x² + 19x + 8

d)

6x² + 19x + 15

117.

6v(2v + 3)

a)

12v+18

b)

12v² + 18v

c)

15v² + 8v

d)

12v² + 18v²

118.

2x ( -2x -3)

a)

-4x - 3

b)

x² - 3

c)

-4x² - 6x

d)

-4x - 6

119.

3x (2 + x)

a)

- 6x - 3x²

b)

- 6x + 3x²

c)

6x - 3x²

d)

6x + 3x²

120.

Simplify: (2x + y)(2x - y)

a)

4x² - y²

b)

4x - y

c)

4x² + y²

d)

2x² - y²

121.

Simplify:

5a(a²+ 3a - 4 )

a)

5a² + 15a - 20

b)

5a³ - 15a² + 20a

c)

5a³ + 15a² - 20a

d)

5a²- 15a + 20

122.

(a+b)(a-b)

a)

$a^2-b^2$

b)

$a^2-2ab+\ b^2$

c)

$a^2+b^2$

d)

none of these

123.

Find the product of
(2e)(2ec²)

a)

4e²c²

b)

4ec

124.

What does FOIL method of multiplication of polynomials mean?

a)

First-On-In-Last Terms

b)

Final-Outer-Inner-Last Terms

c)

First-Outer-Inner-Last Terms

d)

Final-On-In-Last Terms

125.

What property of real numbers provens the equation

a(b + c) = ab + ac?

a)

Closure Property

b)

Commutative Property

c)

Associative Property

d)

Distributive Property

126.

Solve for 2(3x + 4)

a)

5x + 6

b)

6x + 8

c)

6x + 6

d)

5x + 8

127.

Solve for a (b - c + d)

a)

ab - ac - ad

b)

ab + ac - ad

c)

ab + ac + ad

d)

ab - ac + ad

128.

Solve for -5(7xy - 2)

a)

-35xy + 10

b)

-12xy - 7

c)

-35xy - 7

d)

-35xy + 10

129.

Solve for -7(a² - 6)

a)

-7a² + 13

b)

-7a² - 13

c)

-7a² + 42

d)

7a² - 42

130.

What is (a + b)(c + d)?

a)

ab + cd + ac + bd

b)

ac + ad + bc + bd

c)

ab + ac + ad

d)

ab + bc + cd

131.

Solve for (3x + 5)(x - 9)

a)

3x² - 22x - 45

b)

3x² - 45x - 4

c)

3x² +5x - 9

d)

3x² - 27x - 45

132.

What is the value of (5x - 1)(3x - 1) ?

a)

15x² + 8x + 1

b)

15x² - 8x + 1

c)

15x² - 2x + 1

d)

15x² - 3x + 1

133.

Perform (7x + 4)(4x - 7) using any method

a)

28x - 28

b)

28x²+ 16x - 28

c)

28x²+ 8x - 11

d)

28x²- 33x - 28

134.

Which of the following is equivalent to 2³?

a)

4

b)

6

c)

8

d)

12

135.

What is the answer when 3 is multiplied to 2xy?

a)

2

b)

2xy

c)

5xy

d)

6xy

136.

Multiply. (x+2) (x+3) = _____

a)

x²+5x+6

b)

x²+2x+5

c)

2x+5

d)

x²+6

137.

Multiply. 6v (2v + 3)

a)

12v+18

b)

12v² + 18v

c)

15v² + 8v

d)

12v² + 18v²

138.

2x ( -2x -3)

a)

-4x - 3

b)

x² - 3

c)

-4x² - 6x

d)

-4x - 6

139.

Multiply: (2x)(x+3)

a)

2x+3

b)

2x²+3x

c)

2x²+6

d)

2x²+6x

140.

Solve for 2 (3x + 4)

a)

5x + 6

b)

6x + 8

c)

6x + 6

d)

5x + 8

141.

Multiply. (4x - 1) (5x−2)

a)

20x² + 3x − 2

b)

20x² − 11x + 5

c)

20x² − 13x + 2

d)

20x² − 3x − 2

142.

Simplify: (2a - 3) (3a + 1)

a)

6a²+ 7a - 3

b)

6a²+ 5a - 3

c)

6a² - 4a - 3

d)

6a²- 9a + 3

143.

Find the product using

the distributive property.

-8x ( 4x² - 9x + 2)

a)

-32x² - 72x + 16

b)

-32x³ - 72x² - 16x

c)

-32x³ + 72x² - 16

d)

-32x³ + 72x² - 16x

144.

What is a mathematical expression with variables raised to whole number exponents?

Whole Numbers = {0, 1, 2, 3, ...}

a)

Polynomial

b)

Equation

c)

Fraction

d)

Whole

145.

A polynomial that has two terms is a:

a)

polynomial

b)

monomial

c)

binomial

146.

When you multiply polynomials, what do you do with the exponents?

a)

Add them

b)

Multiply them

c)

Nothing

147.

Solve for 2(3x + 4)

a)

5x + 6

b)

6x + 8

c)

6x + 6

d)

5x + 8

148.

Solve for a (b - c + d)

a)

ab - ac - ad

b)

ab + ac - ad

c)

ab + ac + ad

d)

ab - ac + ad

149.

$6a^3\cdot4a^6$

a)

$24a^{10}$

b)

$24a^9$

c)

$10a^9$

d)

$-24a^9$

150.

Which of the following is the product of $\left(2yz\right)$ and $\left(3y^2z^3\right)$

a)

$6yz$

b)

$6yz^2$

c)

$6y^3z^4$

d)

$6y^2z^3$

151.

Use the product rule to simplify $f^8\ \cdot\ f^3.$

a)

$f^8f^3$

b)

$f^5$

c)

$f^{11}$

d)

$f^{24}$

152.

(5x)(2x)

a)

7x

b)

10x

c)

7x²

d)

10x²

153.

3(x + 4)

a)

3x + 4

b)

3x + 12

c)

3x² + 4

d)

3x² + 12

154.

Solve for -7(a² - 6)

a)

-7a² + 13

b)

-7a² - 13

c)

-7a² + 42

d)

7a² - 42

155.

Solve for (3x + 5)(x - 9)

a)

3x² - 22x - 45

b)

3x² - 45x - 4

c)

3x² +5x - 9

d)

3x² - 27x - 45

156.

What is the value of (5x - 1)(3x - 1) ?

a)

15x² + 8x + 1

b)

15x² - 8x + 1

c)

15x² - 2x + 1

d)

15x² - 3x + 1

157.

Which of the following is equivalent to 2³?

a)

4

b)

6

c)

8

d)

12

158.

What is the answer when 3 is multiplied to 2xy?

a)

2

b)

2xy

c)

5xy

d)

6xy

159.

Is (2x)(3x) equivalent to 5x?

a)

Yes!

b)

No, it is equivalent to 5x²

c)

No, it is equivalent to 6x²

160.

8 can be computed by multiplying 4 by itself two times. True or False?

(a)

161.

$Multiply.\ (4x-1)(-5x−2)$

a)

$-20x^2+3x−2$

b)

$20x^2−13x+5$

c)

$-20x^2−3x+2$

d)

$20x^2−3x−2$

EnzoGr7MathQ3

Total questions: 161

Worksheet time: 5hrs 2mins

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