Quiz about Exponents, Scientific Notation, Squares & Square Roots

Question 1

According to exponent rules, when we multiply the same base we _______ the exponents.

Accepted Answer

Add

Answer

Multiply

Answer

Divide

Answer

Subtract

Question 2

Rewrite the expression as a power.
(2⁴)(2⁵)

Accepted Answer

29

Answer

220

Answer

49

Answer

420

Question 3

(2x7)3

Accepted Answer

8x21

Answer

6x21

Answer

6x10

Answer

8x10

Question 4

Simplify the expression.
(6x²)(-3x⁵)

Accepted Answer

-18x7

Answer

18x7

Answer

18x7

Answer

3x7

Question 5

Simplify (c⁵)(c³)(c³)

Accepted Answer

c11

Answer

c45

Answer

3c11

Answer

3c45

Question 6

x8 / x2

Accepted Answer

x6

Answer

x4

Answer

x16

Answer

x-6

Question 7

x0

Accepted Answer

1

Answer

x

Answer

0

Answer

Undefined

Question 8

x⁵y³ / xy²

Accepted Answer

x4y

Answer

x2y

Answer

x4y2

Answer

x6y5

Question 9

(5³x²y⁴)⁰

Accepted Answer

1

Answer

5xy

Answer

0

Answer

5

Question 10

x-4

Accepted Answer

1/x4

Answer

4x

Answer

4/x4

Answer

-1/x-4

Question 11

3-3

Accepted Answer

1/27

Answer

27

Answer

-9

Answer

-1/9

Question 12

-4x0

Accepted Answer

-4

Answer

-4x

Answer

1

Answer

-1

Question 13

6x⁵y² /2x⁴y²

Accepted Answer

3x

Answer

3xy

Answer

4x

Answer

4xy

Question 14

-14x7/7x

Accepted Answer

-2x6

Answer

-2x

Answer

-2x5

Answer

-2x8

Question 15

According to exponent rules, when we divide powers we _______ the exponents.

Accepted Answer

subtract

Answer

add

Answer

multiply

Answer

divide

Question 16

According to exponent rules, when we raise a power to a power we _______ the exponents.

Accepted Answer

multiply

Answer

add

Answer

subtract

Answer

divide

Question 17

How do you solve:
(2x⁵)(6x⁴)

Accepted Answer

MULTIPLY coefficients
ADD exponents

Answer

MULTIPLY coefficients
MULTIPLY exponents

Answer

DIVIDE coefficients
SUBTRACT exponents

Answer

Combine like terms

Question 18

Simplify the following expression:
xy^-7

Accepted Answer

x/y7

Answer

xy7

Answer

x7/y

Answer

x7y

Question 19

Write 7.113 x 10⁷ in standard form.

Accepted Answer

71,130,00

Answer

7,113,000

Answer

0.0000007113

Answer

7,113

Question 20

Write 0.00000707 in scientific notation.

Accepted Answer

7.07 x 10^-6

Answer

7.07 x 10⁶

Answer

707 x 10⁸

Answer

707 x 10^-8

Question 21

Write 2.08 x 10²in standard form.

Accepted Answer

208

Answer

0.0208

Answer

20,800

Answer

0.208

Question 22

Write 52,300,000 in scientific notation.

Accepted Answer

5.23 x 10⁷

Answer

5.23 x 10^-7

Answer

52.3 x 10⁶

Answer

52.3 x 10^-6

Question 23

Arrange the numbers from least to greatest:
216,000,000 ; 2.2 x 10³; 3.1 x 10⁷ ; 310,000

Accepted Answer

2.2 x 10³; 310,000; 3.1 x 10⁷ ; 216,000,000

Answer

310,000 ; 2.2 x 10³ ; 3.1 x 10⁷; 216,000,000

Answer

3.1 x 10⁷ ; 310,000; 2.2 x 10³; 216,000,000

Answer

2.2 x 10³ ; 3.1 x 10⁷ ; 310,000 ; 216,000,000

Question 24

Which of the following is a perfect square?

Accepted Answer

81

Answer

39

Answer

50

Answer

6

Question 25

Which of the following is NOT a perfect square?

Accepted Answer

8

Answer

1

Answer

4

Answer

100

Question 26

What is a rational number ?

Accepted Answer

A rational number is a number that can be written as a fraction.

Answer

A rational number  is a number that cannot be written as a fraction.

Answer

A rational number cannot be a repeating  decimal.

Question 27

.141414141414...

Accepted Answer

Rational

Answer

Irrational

Question 28

Zero

Accepted Answer

Rational, Integer, Whole

Answer

Rational, Integer

Answer

Rational

Answer

Rational, Integer, Whole, Natural

Question 29

Choose the best definition of the term INTEGERS...

Accepted Answer

Positive whole #s and their opposites and zero

Answer

Whole numbers

Answer

Negative numbers

Answer

Negative Numbers and Positive Numbers

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