Algebra Review- Do all work neatly on a separate sheet of ...



Algebra 2H

WS 00.0- Algebra Review ANSWERS

|[pic] [pic] |[pic] [pic] |[pic] [pic] |4 |

|-2 |5 |-63 |48 |

|-15 |16 |[pic] |[pic] |

|-49 |9 |[pic] |-28 |

|-5.35 |4.9 |[pic] |[pic] |

|Function |Not a Function |Function |Not a Function |

|D: -1, 1, 3, 5, 7 |D: -2, -1, 0, 1 |D: -2, -1, 0, 1, 2 |D: [pic] |

|R: -1, 1, 3, 5 |R: -2, -1, 0, 1, 2, 3 |R: -2, -1, 0, 1 |R: [pic] |

|[pic] |[pic] |[pic] |[pic] |

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|[pic] or [pic] | | | |

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|[pic] |[pic] |[pic] |[pic] |

|[pic] |[pic] |Two Sol: [pic] |Two Sol: [pic] |

|One Sol: [pic] |[pic] |[pic] |[pic] |

|[pic] |[pic] |[pic] |[pic] |

|[pic] |[pic] |[pic] |[pic] |

|[pic] |[pic] |[pic] |[pic] |

|[pic] |[pic] |[pic] |[pic] |

|[pic] |[pic] |[pic] |[pic] |

|[pic] |[pic] |[pic] |[pic] |

Algebra 2H

WS 02.2- Normal Distributions ANSWERS

1. 95%

2. 81.5%

3. 16%

4. 32%

5. 2 People

6. 12 People

7. About 26 Days

8. 68%

9. 47.5%

10. 2.5%

11. 16%

12. 34%

13. 50%

Algebra 2H

WS 03.X- Piecewise Functions ANSWERS

1. [pic] 2. [pic]

3. [pic]

4. 5.

6. 7.

8a. 8b. [pic]

[pic]

Algebra 2H

WS 04.5- Mid-Chapter Review ANSWERS

|1. [pic] |9. [pic] |

|2. [pic] |10. [pic] |

|3. [pic] |11. [pic] |

|4. [pic] |12. [pic] |

|5. [pic] |13. Shift left 5 units |

|6. [pic] |14. Shift up 2.5 units |

|7. [pic] |15. Shift right 3 and down 9 units |

|8. [pic] |16. Shift left 7.5 and up 2.5 units |

|17. |19. |

|[pic] |[pic] |

|18. |20. |

|[pic] |[pic] |

Algebra 2H

WS 04.X- Transformation Practice ANSWERS

[pic] [pic]

[pic] [pic]

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Algebra 2H

WS 05.7- Properties of Logarithms ANSWERS

1. a) sum b) quotient

2. [pic] 3. [pic] 4. [pic]

5. [pic] 6. [pic] 7. [pic]

8. [pic] 9. [pic] 10. [pic]

11. [pic] 12. [pic] 13. [pic]

14. 2 15. 3 16. [pic]

17. [pic] 18. [pic] 19. [pic]

Algebra 2H

WS 05.8.X- Real World Logs ANSWERS

1. [pic] [pic] 7.66%

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2a. [pic] [pic]

$2189

2b. [pic] [pic]

$2144

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3. [pic] [pic]

0.020

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4. [pic] [pic]

8.7 years

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5. [pic] [pic]

4.1%

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6a. [pic]

-0.0001244

6b. [pic] [pic] 21,760 years

7. Method with 12% Method with n%

[pic] [pic]

12.75% [pic]

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8.

About 7 weeks

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9. Let x be a number [pic]

Find the vertex (min) [pic]

So the numbers are [pic] and [pic]

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10. Let t be time [pic] 6 hours

Algebra 2H

WS 06.0- Properties of Matrices ANSWERS

1. [pic] 2. [pic] 3. [pic] 4. [pic] 5. [pic]

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Algebra 2H

WS 06.0- Operations with Matrices ANSWERS

1. [pic] 2. [pic] 3. Impossible

4. [pic] 5. [pic] 6. [pic]

7. [pic] 8. [pic] 9. [pic] 10. [pic]

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Algebra 2H

WS 06.4- System of Equations Word Problems ANSWERS

1. [pic]

2. [pic]

3. [pic]

4. [pic]

5. [pic]

Algebra 2H

WS 06.5- Matrix Problems

|[pic] |[pic] |

|[pic] |[pic] |

|[pic] |New York had more hits. |

|The triangle is translated down 3 units. |The triangle is translated left 1 and up 4 units. |

|The triangle is dilated by a factor of 3 and then |The triangle is rotated [pic] about the origin. |

|translated right 2 and down 5 units. | |

|The triangle is rotated [pic] counterclockwise about the|[pic] |

|origin | |

|[pic] | |

|Day 380; Ethan 370 | |

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