Chapter 1 Real Numbers

Vocabulary

100

______ is the product of a repeated base.

Power

200

____ is when a number is written as the product of a factor and an integer power of 10.

Scientific Notation

300

Explain what square root means.

A number times itself gets you this answer. 

a number that is one of its two equal factors.

400

Explain what the difference in the terms perfect cube and cubed root.

perfect cube is a rational number whose cube root is a whole number.

cubed root of a number is one of its three equal factors or a number times itself times itself to equal a number. 

Solving Exponents

100

2² * 2⁴

2⁶ = 64

200

4⁴/4²

4² = 16

300

(5x²)³

5³ * x^2*3 = 125x⁶

400

4^-2/4^-4

16

Scientific Notation

100

Write the following scientific notation into standard form:

8.1 x 10³

9.25 x 10^-2

8,100

0.0925

200

Place the following into scientific notation:

34,000

0.045

3.4 x 10⁴

4.5 x 10^-2

300

(3.2 x 10²)(2.4 x 10³)

7.68 x 10⁵

400

(6.8 x 10³) + (9.32 x 10⁴)

1 x 10⁵

Square Roots

100

What are the first 5 perfect squares?

1, 4, 9, 16, 25

200

Find the square root of 169

13

300

Find the approximate answer for the square root of 52

2 √13

400

Find the approximate answer for the square root of 800

20√2

Cubed Roots

100

What are the first 5 perfect cubes?

1, 8, 27, 64, 125

200

Find the cubed root of 343

7

300

Find the approximate answer for the cubed root of 4000

10 ∛4

400

Find the approximate answer for the cubed root of 648

6 ∛3