Quiz 1B review

Square Roots

100

What is the square root of 9?

3

200

What is the square root of 121?

11

300

What is the square root of 324?

18

400

What is the negative square root of 256

-16

500

What two integers does the  square root of 250 fall between?

15 and 16

Positive Exponents

100

4³

64

200

5¹

5

300

12⁰

1

400

23³

12,167

500

0⁰

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Negative Exponents

100

3^-3

1/27

200

2^-5

1/32

300

6^-3

1/216

400

8^-1

1/8

500

1^-1

1

Negative exponents and negative bases

100

-5²

-25

200

(-2)⁵

(-2) x (-2) x (-2) x (-2) x (-2)= -32

300

7^-2

1/7² = 1/ 7 x 7 = 1/49

400

(-5)^-2

1/(-5)² = 1/(-5) x (-5) = 1/25

500

-5^-3

1/-5³ = 1/ -(5x5x5) = 1/-125

Scientific notation and standard form

100

150,000,000 in scientific notation

1.5 x 10⁸

200

1,240 in scientific notation

1.24 x 10³

300

0.000401 in scientific notation 

4.01 x 10^-4

400

4.41 x 10⁹ in standard form 

4,410,000,000

500

4.59 x 10^-6 in standard form 

0.00000459