Fundamentals of Math - old

Fundamentals of Mathematics

Practice 3.4.2 1. = −1 2. = −6

3. 4.

= −16

5. 6.

= −5 = 22

= 25

Practice 3.5 1. 8 cans

2. Width of 2

3. $120.06

Practice 3.6 1. 42%

2. 16%

3. 16%

Chapter 3 Practice Quiz 1. A 2. D

3. C 4. A

5. B 6. D

7. B 8. C

9. B 10. C

Chapter 4 Practice 4.1.1

1. E 2. C 3. B 4. (2,1) 5. (−5,2) 6. (−4, −3)

7. See image to the right. 8. See image to the right. 9. See image to the right.

Practice 4.1.2 1.

-intercept: (3,0) -intercept: (0,4)

2.

-intercept: (−2,0) -intercept: (0,1)

3.

-intercept: (3,0) y -intercept: (0, −5)

Practice 4.2.1

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