Fundamentals of Math - old

Fundamentals of Mathematics

9. 1 3 10. − 1 2

1. −343 2. −16

3. − 25 4. −243

5. 1 6. −1

7. −1 8. 1

Practice 3.1.2 1. 8 5 2. 1 3 5

3. 7 7 4. 9 3

5. 2 7 6. 6 12

7. 7 33 8. 2 192

9. 2 7 3 7 10. 4 2 5 2

Practice 3.2.1 1. 5√30 2. 2√42

5. 5 6. 30√3

3. 3√2 4. 3

Practice 3.2.2 1. C

2. B

3. E

4. A

5. D

Practice 3.3.1

Problem 1

Problem 2

Problem 3

Problem 4

Phrase

2 + 4 − 1

7 − 6 +

3 + 8

15 − 11 + 4

Terms

3

3

2

3

Coefficients

2 and 4

7 and 1

3

15 and 4

Variables

1 –

1 -

1 -

1 -

Constants

−1

−6

8

−11

Practice 3.3.2 1. 6 2. 6 3

5. 3 2 + 2 − 1 6. 5 + 7

3. 0 4.

+ 4

Practice 3.4.1 1. 3 2. 16

3. 7 4. 4

5. −2 6. 3

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