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Worksheets

Mid Year Final Review Practice

Total questions: 134

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

What is the value of x0x^0 for any nonzero x?

a)

Undefined for any nonzero x

b)

Equals x for any nonzero x

c)

One for any nonzero x

d)

Zero for any nonzero x

2.

Rewrite x^{-a} using only positive exponents.

a)

axa\frac{a}{x^a} in numerator

b)

1xa\frac{1}{x^a} as a fraction

c)

xax^a multiplied by a

d)

xax^a in denominator

3.

Simplify using positive exponents: 333^{-3} .

a)

333^3 in numerator

b)

133\frac{1}{3^3} as a fraction

c)

1/3 as a simplified

d)

363^{-6} in denominator

4.

Simplify using positive exponents: 271222^{-7} · 12^{2} .

a)

122/2712^2/2^7 as a quotient

b)

271222^7·12^2 in numerator

c)

127122\frac{1}{2^7 \cdot 12^2}

d)

112227\frac{1}{12^2} \cdot 2^7 combined

5.

Simplify using positive exponents: 9140439^{-1} · 4^{0} · 4^{-3} .

a)

1943\frac{1}{9} \cdot 4^{3} simplified

b)

4^0 equals zero

c)

1943\frac{1}{9 \cdot 4^3} overall result

d)

9/439/4^3 final value

6.

Write 27,500 in scientific notation.

a)

0.275 × 10510^5 shifted left

b)

2.75 × 10410^4 correct notation

c)

27.5 × 10^2 adjusted form

d)

2.75 × 10^3 standard form

7.

Write 0.0016 in scientific notation.

a)

16 × 10^{-5} scaled value

b)

1.6 × 10^{-4} standard form

c)

1.6 × 10310^{-3} correct notation

d)

0.16 × 10210^{-2} equivalent form

8.

Write 0.0000000047 in scientific notation.

a)

4.7 × 10810^{-8} shifted one

b)

0.47 × 10^{-8} equivalent value

c)

47 × 10^{-10} scaled form

d)

4.7 × 10910^{-9} correct notation

9.

Convert to standard form: 2.92×1012.92 \times 10^{-1} .

a)

0.292 as decimal

b)

2.92 as units

c)

0.0292 as decimal

d)

29.2 as number

10.

Convert to standard form: 5×1075 \times 10^7 .

a)

500,000,000 as result

b)

0.0000005 as decimal

c)

50,000,000 as number

d)

5,000,000 as value

11.

Convert to standard form: 6.3×1056.3 \times 10^{-5} .

a)

0.000063 exact decimal

b)

0.0000063 shifted one

c)

0.000630 moved right

d)

0.063 moved left

12.

Evaluate the square root: √81.

a)

3 principal root

b)

81 exact value

c)

9 principal root

d)

-9 principal root

13.

Evaluate the square root: -√324.

a)

-18 as value

b)

18 as value

c)

-162 as result

d)

-9 as estimate

14.

Evaluate the square root: √(1/4).

a)

1/2 as value

b)

1/4 as value

c)

1/8 as value

d)

2 as value

15.

Evaluate the cube root: ∛8.

a)

2 as value

b)

-2 as value

c)

4 as value

d)

3 as value

16.

Evaluate the cube root: ∛(-343).

a)

7 as value

b)

-7 as value

c)

-49 as value

d)

-3 as value

17.

Evaluate the cube root: ∛1,728.

a)

6 as cube root

b)

8 as cube root

c)

12 as cube root

d)

9 as cube root

18.

Which values are perfect squares? 20, 121, 36, 10, 18, 256, 400

a)

36, 256, 400, 10

b)

20, 36, 256, 400

c)

121, 36, 256, 400

d)

121, 36, 18, 256

19.

Which values are perfect cubes? 64, 9, 300, 27, 512, 1, 250

a)

64, 27, 512, 1

b)

9, 27, 250, 1

c)

64, 300, 1, 250

d)

27, 512, 9, 300

20.

Estimate √105 to the nearest tenth.

a)

10.2 as estimate

b)

9.8 as estimate

c)

9.5 as estimate

d)

10.5 as estimate

21.

Estimate √68 to the nearest tenth.

a)

8.0 as estimate

b)

7.9 as estimate

c)

8.2 as estimate

d)

8.4 as estimate

22.

Estimate -√236 to the nearest tenth.

a)

-15.3 as estimate

b)

-15.4 as estimate

c)

-16.0 as estimate

d)

-14.8 as estimate

23.

Between which integers does √14 lie?

a)

Between 2 and 3

b)

Between 3 and 4

c)

Between 1 and 2

d)

Between 4 and 5

24.

Between which integers does -√84 lie?

a)

Between -7 and -6

b)

Between -9 and -8

c)

Between -8 and -7

d)

Between -10 and -9

25.

Between which integers does -√192 lie?

a)

Between -15 and -16

b)

Between -12 and -13

c)

Between -14 and -15

d)

Between -13 and -14

26.

Which subset is the SMALLEST that includes −13/18?

a)

Whole numbers

b)

Natural numbers

c)

Integers

d)

Rational numbers

27.

Classify −√289 into the smallest subset of the real numbers.

a)

Rational numbers

b)

Irrational numbers

c)

Integers

d)

Whole numbers

28.

What is 727^{-2} written as a rational number?

a)

1/49

b)

−1/14

c)

−1/49

d)

1/14

29.

Identify the smallest subset for |−15|.

a)

Rational numbers

b)

Integers

c)

Whole numbers

d)

Irrational numbers

30.

Which statement about 7.5291 is true?

a)

It is a rational number

b)

It is an integer

c)

It is irrational

d)

It is a whole number

31.

Classify ∛125 into the smallest subset of real numbers.

a)

Integers

b)

Whole numbers

c)

Irrational numbers

d)

Rational numbers

32.

Evaluate π − π.

a)

0

b)

π

c)

d)

1

33.

Which subset is the smallest for −√100/20?

a)

Integers

b)

Irrational numbers

c)

Whole numbers

d)

Rational numbers

34.

Order from least to greatest: 5/95/9 , 0.560.56 , 5.5×1025.5\times 10^{-2} , 515^{-1} .

a)

515^{-1} , 0.56, 59\frac{5}{9} , 5.5 \times 10210^{-2}

b)

5.5×1025.5\times10^{-2} , 59\frac{5}{9} , 515^{-1} , 0.56

c)

515^{-1} , 5.5×1025.5 \times 10^{-2} , 0.56, 59\frac{5}{9}

d)

5.5×1025.5\times10^{-2} , 515^{-1} , 5/95/9 , 0.56

35.

Order from greatest to least: 144\sqrt{144} , 1.2×1021.2\times10^2 , 7293\sqrt[3]{729} , 272^7 .

a)

7293\sqrt[3]{729} , 144\sqrt{144} , 1.2×1021.2 \times 10^2 , 272^7

b)

1.2×10^2, 272^7 , 144\sqrt{144} , 7293\sqrt[3]{729}

c)

272^7 , 1.2×1021.2\times10^2 , 144\sqrt{144} , 7293\sqrt[3]{729}

d)

√144, ∛729, 272^7 , 1.2×1021.2\times10^2

36.

Which set lists only irrational numbers?

a)

√18, π, √7

b)

π, √50, √9

c)

π, √49, √3

d)

√2, π, √16

37.

Which number is NOT an integer?

a)

0

b)

−12

c)

15

d)

−3/5

38.

Which is the correct placement: natural ⊂ whole ⊂ integers ⊂ rational ⊂ real?

a)

True only for decimals

b)

True statement

c)

False statement

d)

True only for positives

39.

Evaluate: −2(1 • 4 − 2 ÷ 2) + (6 + 2 − 3). Choose the correct value.

a)

−6

b)

−4

c)

−2

d)

0

e)

2

40.

Find the value of (22÷225)2+(46÷6)2(22 ÷ 2 − 2•5)^2 + (4 − 6 ÷ 6)^2 .

a)

10

b)

14

c)

32

d)

256

e)

196

41.

Given w = 8 and v = −3, evaluate (wv24v)÷(2w+3v)(w v^2 − 4 v) ÷ (2 w + 3 v) .

a)

8

b)

5

c)

6

d)

4

e)

7

42.

Given a = 2−2 and b = 22 , evaluate 10+7a(15/2)b+5a3|−10 + 7 a| − (15/2) b + 5 a^3 .

a)

−50

b)

−42

c)

−38

d)

−54

e)

−46

43.

Simplify the expression: 10 − 2 k − 5 k + 28.

a)

−7 k + 18

b)

7 k − 18

c)

−7 k + 38

d)

−3 k + 38

e)

7 k + 38

44.

Simplify the expression: −3 a − 7 − 2 a + 9 a − 16.

a)

4 a − 25

b)

−4 a − 23

c)

−4 a − 25

d)

4 a − 24

e)

4 a − 23

45.

Combine like terms in 4 y − 2 x + 8 y − x + 14 y.

a)

22 y − 3 x

b)

12 y − 3 x

c)

26 y − 3 x

d)

22 y − x

e)

26 y − x

46.

Simplify the expression: 3(m − 7).

a)

3m − 21

b)

21 − 3m

c)

3m + 21

d)

m − 21

47.

Simplify the expression: −5(2x + 7).

a)

10x + 35

b)

−10x + 35

c)

10x − 35

d)

−10x − 35

48.

Simplify the expression: −(r − 3s).

a)

r − 3s

b)

r + 3s

c)

−r − 3s

d)

−r + 3s

49.

Simplify the expression: −4(x − 9) + 2x − 1.

a)

−6x + 35

b)

−2x − 35

c)

6x − 35

d)

−2x + 35

50.

Simplify the expression: −w + 8(3 − 4w) + 19w.

a)

12 − 14w

b)

−12 + 14w

c)

12 + 14w

d)

−12 − 14w

51.

Simplify the expression: 1/2(2c + 18d) − (c − d).

a)

d + 9d

b)

d + 8d

c)

c + 9d

d)

−c + 9d

52.

Factor the expression: 4x + 4.

a)

x(4 + 4)

b)

Prime

c)

4(x − 1)

d)

4(x + 1)

53.

Factor the expression: 6r − 45.

a)

3(2r − 15)

b)

Prime

c)

3(2r + 15)

d)

6(r − 45)

54.

Factor the expression: 9x − 32y.

a)

9(x − 32y)

b)

(9x − 32)y

c)

(9 − 32)(x − y)

d)

Prime

55.

Factor the expression: 32m + 24n.

a)

2(16m + 12n)

b)

8(4m + 3n)

c)

4(8m + 6n)

d)

Prime

56.

Solve the equation: −3n + 17 = 56.

a)

n = 39/3

b)

n = −39/3

c)

n = 13

d)

n = −13

57.

Solve the equation: −21 = −16 + x/1.8.

a)

x = −1.8

b)

x = −9.0

c)

x = −1

d)

x = −9

58.

Solve the equation: (m + 8)/(−2) = −19.

a)

m = −11

b)

m = −30

c)

m = 11

d)

m = 30

59.

Solve the equation: (4/3)k + 15 = −31.

a)

k = −34.5

b)

k = −34

c)

k = −69

d)

k = 69

60.

Solve the equation: a − 16 = 4a + 29.

a)

a = 15

b)

a = −15

c)

a = −45/3

d)

a = −15/1

61.

Solve the equation: 8(p − 3) = 6(2p + 5).

a)

p = 2

b)

p = −22

c)

p = 22

d)

p = −2

62.

Solve the equation: −(1/4)(20m − 8) = 4(m − 4).

a)

m = 8

b)

m = 0

c)

m = −4

d)

m = 4

63.

Solve the equation: 2(5y − 8) = 9y − (16 − y).

a)

y = 0

b)

y = −24

c)

No Solution

d)

Infinite Solutions

64.

Solve the equation: 3n + 6(n + 4) = 9(n − 2).

a)

n = 2

b)

n = −6

c)

n = 6

d)

n = 0

65.

Which step correctly applies the distributive property to 8(3 − 4w)?

a)

8 − 32w

b)

11 − 4w

c)

24 − 8w

d)

24 − 32w

66.

Four-fifths of the people invited to a wedding responded they were coming. Of those who responded, 19 did not show up. There were 121 guests at the wedding. How many people were invited?

a)

121 invited in total

b)

140 invited in total

c)

175 invited in total

d)

200 invited in total

67.

The sum of two numbers is 58. The larger number is ten less than three times the smaller number. What are the two numbers?

a)

14 and 44

b)

16 and 42

c)

18 and 40

d)

20 and 38

68.

Seventh and eighth graders sold tickets. Eighth graders sold fifteen more than twice the number seventh graders sold. Together they sold 486 tickets. How many did eighth graders sell?

a)

321 tickets sold

b)

333 tickets sold

c)

339 tickets sold

d)

327 tickets sold

69.

Solve and graph the inequality: 4x + 7 ≥ −13. What is the solution set for x?

a)

x ≥ −5

b)

x ≤ −4

c)

x ≤ −5

d)

x ≥ −4

70.

Solve and graph the inequality: m/−4 + 3 > 1. What is the solution set for m?

a)

m < −8

b)

m > 8

c)

m < 8

d)

m > −8

71.

Solve and check possible solutions: 14 − 2k < 40. Which listed value of k is a solution?

a)

−15 is a solution

b)

−14 is a solution

c)

−13 is a solution

d)

−12 is a solution

72.

Solve and check possible solutions: −1 + (5/2)p ≤ 9. Which listed value of p is a solution?

a)

3 satisfies the inequality

b)

4 satisfies the inequality

c)

1 satisfies the inequality

d)

2 satisfies the inequality

73.

Translate the phrase: "Four more than the product of a number and -7 is 39."

a)

−7n − 4 = 39

b)

7n + 4 = 39

c)

−7n + 4 = 39

d)

4n − 7 = 39

74.

Translate the phrase: "The sum of five-sixths of a number and 1 is -14."

a)

(5/6)n + 1 = −14

b)

(5/6)n − 1 = −14

c)

(6/5)n + 1 = −14

d)

5/(6n) + 1 = −14

75.

Translate the phrase: "Seventeen less than twice a number is -49."

a)

2n − 17 = −49

b)

17 − 2n = −49

c)

2n + 17 = −49

d)

(n/2) − 17 = −49

76.

Translate: "The quotient of a number and -3 is greater than or equal to -7."

a)

n/−3 ≤ −7

b)

n/−3 ≥ −7

c)

n/3 ≥ −7

d)

−3/n ≥ −7

77.

Translate: "The product of a number and -5, increased by 8, is at least 53."

a)

−5n + 8 ≥ 53

b)

−5n − 8 ≥ 53

c)

5n + 8 ≥ 53

d)

−5n + 8 ≤ 53

78.

Translate: "Fourteen more than twice a number is no more than -6."

a)

2n − 14 ≤ −6

b)

14 + n/2 ≤ −6

c)

2n + 14 ≤ −6

d)

2n + 14 ≥ −6

79.

Solve and graph: x/3 + 17 ≤ 15. Which inequality describes the solution set?

a)

x ≤ −6, open circle at −6

b)

x ≥ −6, open circle at −6

c)

x ≥ −6, filled circle at −6

d)

x ≤ −6, filled circle at −6

80.

Solve and graph: 23 − 4n < 19. Which inequality describes the solution set?

a)

n ≥ 1, filled circle at 1

b)

n ≤ 1, filled circle at 1

c)

n > 1, open circle at 1

d)

n < 1, open circle at 1

81.

Simplify using the power rule: (w2)8(w^2)^8

a)

w10w^{10}

b)

w12w^{12}

c)

w14w^{14}

d)

w16w^{16}

82.

Simplify: (6a4b9)2(−6a^4 b^9)^2

a)

36a^6 b^18

b)

36a^8 b^18

c)

36a8b18-36a^8 b^{18}

d)

36a^8 b^20

83.

Simplify: (2c1d2)5(2c^{-1} d^{2})^{5}

a)

32c^{-5} d^{10}

b)

10c5d710c^{-5} d^{7}

c)

32c^5 d^10

d)

2c6d102c^{-6} d^{10}

84.

Add in scientific notation: 5.4×103+1.9×1035.4\times10^3 + 1.9\times10^3

a)

5.4×1035.4\times10^3

b)

7.3×1027.3\times10^2

c)

7.3×1047.3\times10^4

d)

7.3×1037.3\times10^3

85.

Compute: 4×1064\times10^6 + 2.5×1072.5\times10^7 . Write in scientific notation.

a)

6.5×1076.5\times10^7

b)

0.65×1080.65\times10^8

c)

2.9×1062.9\times10^6

d)

2.9×1072.9\times10^7

86.

Subtract: 9.8×1033×1049.8\times10^{-3} - 3\times10^{-4}

a)

6.8×1046.8\times10^{-4}

b)

6.8×1036.8\times10^{-3}

c)

9.5×1049.5\times10^{-4}

d)

9.5×1039.5\times10^{-3}

87.

Subtract: 8×1088\times10^82×10102\times10^{10} . Express in scientific notation.

a)

0.8×109-0.8\times10^9

b)

1.92×1010-1.92\times10^{10}

c)

1.2×1010-1.2\times10^{10}

d)

2.0×1010-2.0\times10^{10}

88.

Multiply in scientific notation: (7.5×107)(1.2×103)(7.5\times10^7)(1.2\times10^3)

a)

7.5×10107.5\times10^{10}

b)

9.0×10109.0\times10^{10}

c)

8.7×10108.7\times10^{10}

d)

9.0×10119.0\times10^{11}

89.

Multiply: (9×102)(8×107)(9\times10^2)(8\times10^{-7})

a)

7.2×1057.2\times10^{-5}

b)

7.2×1047.2\times10^{-4}

c)

6.8×1046.8\times10^{-4}

d)

9.0×1059.0\times10^{-5}

90.

Divide: (8.4×105)÷(7×101)(8.4×10^5) ÷ (7×10^1)

a)

0.12×10^6

b)

1.2×1051.2\times10^5

c)

1.2×1041.2\times10^4

d)

12×10312\times10^3

91.

Compute: (1.9×108)÷(5×102)(1.9×10^{-8}) ÷ (5×10^{-2})

a)

3.8×1073.8\times10^{-7}

b)

3.8×1093.8\times10^{-9}

c)

0.38×1060.38\times10^{-6}

d)

9.5×1079.5\times10^{-7}

92.

Identify the rule: To simplify xmxnx^m · x^n , which exponent rule applies?

a)

Quotient rule: subtract exponents

b)

Zero rule: exponent becomes zero

c)

Product rule: add exponents

d)

Power rule: multiply exponents

93.

Which expression uses the quotient rule correctly?

a)

x7/x3=x10x^7/x^3 = x^{10}

b)

x7/x3=x4x^7/x^3 = x^4

c)

x7/x3=x3x^7/x^3 = x^3

d)

x7/x3=x4x^7/x^3 = x^{-4}

94.

Apply power of a power: (y3)4(y^3)^4 equals what?

a)

y1y^1

b)

y34y^{34}

c)

y12y^{12}

d)

y7y^7

95.

Which is correctly written in scientific notation?

a)

0.45×1050.45\times10^5

b)

4.5×1044.5\times10^4

c)

4.5×1054.5\times10^5

d)

45×10345\times10^3

96.

Rewrite 0.0063 in scientific notation.

a)

63×10563\times10^{-5}

b)

0.63×1020.63\times10^{-2}

c)

6.3×1026.3\times10^{-2}

d)

6.3×1036.3\times10^{-3}

97.

Strategize: To add 3.2×1043.2\times10^4 and 6.5×1056.5\times10^5 , what is the best first step?

a)

Rewrite with same power of ten

b)

Multiply mantissas directly

c)

Subtract exponents first

d)

Invert and divide numbers

98.

Which set lists the domain of the relation {(-2, 6), (-5, -1), (3, 7), (-5, 0)}?

a)

{-2, -5, 3, -5}

b)

{-2, -5, 3}

c)

{-2, 6, -5, -1}

d)

{6, -1, 7, 0}

99.

For the table x: 0, 4, 7, 10, 13 and y: -5, -5, -5, -5, -5, what is the range?

a)

{-5}

b)

{0, 4, 7, 10, 13}

c)

{-5, -5, -5, -5, -5}

d)

{-5, 0, 4, 7}

100.

Using the vertical line test, which graph shows a function?

a)

Graph in box 4 only

b)

Graphs in boxes 4 and 5

c)

Graphs in boxes 5 and 6

d)

Graphs in boxes 4 and 6

101.

From the table x: -3, -2, -1, 0, 1 and y: -27, -8, -1, 0, 1, is the relation a function?

a)

No, some x have two y values

b)

Yes, because y values repeat

c)

No, some y have two x values

d)

Yes, every x has one y

102.

Given y = 9 − 1/2 x and domain { -6, -2, 8 }, which set is the range?

a)

{ 12, 10, 5 }

b)

{ 12, 8, -13 }

c)

{ 12, 10, 13 }

d)

{ -12, -10, -5 }

103.

Which statement best describes the domain of a relation?

a)

All possible x-values

b)

All points on the graph

c)

All possible y-values

d)

All input and output pairs

104.

A relation is a function if and only if:

a)

Each x maps to one y

b)

Each y maps to one x

c)

No y values repeat

d)

The graph passes a horizontal line test

105.

Which slope type is represented by a line that rises left to right?

a)

Positive slope

b)

Negative slope

c)

Zero slope

d)

Undefined slope

106.

What is the slope of the line passing through the points (−2, 4) and (−3, 9)?

a)

1

b)

−1

c)

5

d)

−5

107.

Find the slope of the line through (7, −5) and (1, −13).

a)

−8/6

b)

−4/3

c)

8/6

d)

4/3

108.

Compute the slope of the line through (4, −9) and (4, 1).

a)

0

b)

Undefined

c)

10

d)

−10

109.

Determine the slope of the line passing through (7, −3) and (−9, 5).

a)

−8/16

b)

−1/2

c)

8/16

d)

1/2

110.

A checking account balance changes from 443onFebruary1to443 on February 1 to 872 on February 7. What is the rate of change per day?

a)

−$61.50 per day

b)

$61.50 per day

c)

$429 per day

d)

$7 per day

111.

Between February 7 ( 872)andFebruary15(872) and February 15 ( 610), what is the average rate of change per day?

a)

$8 per day

b)

$32.75 per day

c)

−$32.75 per day

d)

−$262 per day

112.

Which equation is in slope-intercept form?

a)

x = 5y − 1

b)

3(x − 2) = y

c)

y = −4x + 7

d)

2x + 3y = 9

113.

Look at the graph labeled 27. Does it represent a linear or nonlinear function?

a)

Constant function

b)

Neither function

c)

Nonlinear function

d)

Linear function

114.

Look at the graphs labeled 26 and 28. Which statement is true?

a)

Both 26 and 28 are nonlinear

b)

Graph 26 is linear; 28 is nonlinear

c)

Graph 26 is nonlinear; 28 is linear

d)

Both 26 and 28 are linear

115.

Which graph best represents the line y = -x + 3 on a standard grid?

a)

Slope −1, y-intercept −3, down-right

b)

Slope −1, y-intercept 3, down-right

c)

Slope 1, y-intercept −3, up-right

d)

Slope 1, y-intercept 3, up-right

116.

Convert 2x + y = −3 to slope-intercept form.

a)

y = 2x + 3

b)

y = −2x − 3

c)

y = 2x − 3

d)

y = −2x + 3

117.

What is the slope of the line y = 7/5 x − 6?

a)

7/5

b)

6

c)

−6

d)

5/7

118.

Which equation represents a vertical line?

a)

x = −1

b)

y = 6

c)

y = 7/5 x − 6

d)

y = −x + 3

119.

Which equation represents a horizontal line?

a)

2x + y = −3

b)

y = 6

c)

y = −x + 3

d)

x = −1

120.

Solve −x − 4y = 0 for y.

a)

y = −4x

b)

y = 4x

c)

y = (1/4)x

d)

y = −(1/4)x

121.

What is the slope of a line passing through (0, 2) and (4, 5)

a)

3/4

b)

4/3

c)

−3/4

d)

−4/3

122.

Write the equation of the line that passes through (0, −1) with slope −2.

a)

y = −2x + 1

b)

y = 2x − 1

c)

y = −2x − 1

d)

y = 2x + 1

123.

If a line is parallel to y = −x + 3 and passes through (0, −4), what is its equation?

a)

y = x + 4

b)

y = −x + 4

c)

y = x − 4

d)

y = −x − 4

124.

Convert x − y = 5 to slope-intercept form.

a)

y = x + 5

b)

y = −x + 5

c)

y = −x − 5

d)

y = x − 5

125.

Match the following.

a)

Add the exponents

1.

x3x6x^3\cdot x^6

b)

Subtract the exponents

2.

z8z4\frac{z^8}{z^4}

c)

Multiply the exponents

3.

(y2)4\left(y^2\right)^4

126.

Selena Gomez has 397,500,000 followers on Instagram. What is the value of the exponent when this number is written in scientific notation?

127.

Simplify

4x04x^0

128.

Match the following

a)

x3(x6)x^3\left(x^{-6}\right)

1.

Add the exponents

b)

(y5)3\left(y^5\right)^3

2.

Multiply the exponents

c)

x7x4\frac{x^7}{x^4}

3.

Subtract the exponents

d)

4x2 + 7x24x^2\ +\ 7x^2

4.

Exponents stay the same

129.

Write the number 0.00023 in scientific notation.

​ (a)   x 10^​ ​ (b)  

Choose from the below words
2.3
23
0.23
3
-3
-4
130.

What is the EXPONENT when you write this number as scientific notation?

131.

​ If the exponent on your power of 10 is positive, is your number larger or smaller than 10? ​ (a)  

Choose from the below words
larger
smaller
132.
Is this function linear or non linear?
a)
Linear
b)
Non Linear
133.

Linear or non-linear?

a)

Both the graph and equation are linear

b)

Both the graph and equation are non-linear

c)

The graph is linear

d)

The equation is linear

e)

It's transparent, not linear!

134.

Which function is linear?

a)

f(x)

b)

h(x)

c)

g(x)