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{|class="wikitable" | {|class="wikitable" | ||
| # | |||
! Year | ! Year | ||
! Section | ! Section | ||
| Line 10: | Line 11: | ||
! Note | ! Note | ||
|- | |- | ||
| Year 9 || Exercise 1:01 || Page 2 || 3.p. | | 1 || Year 9 || Exercise 1:01 || Page 2 || 3.p. | ||
|class="math"| <math>57 | |class="math"| <math>\frac{57}{72}</math> | ||
|class="math"| <math>19 | |class="math"| <math>\frac{19}{24}</math> | ||
|class="note"| don't cha know your 19 times tables? | |class="note"| don't cha know your 19 times tables? | ||
|- | |- | ||
| Year 9 || Exercise 1:01 || Page 2 || 4.o. | | 2 || Year 9 || Exercise 1:01 || Page 2 || 4.o. | ||
|class="math"| <math>0.475</math> | |class="math"| <math>0.475</math> | ||
|class="math"| <math>0.0475</math> | |class="math"| <math>0.0475</math> | ||
|class="note"| off by an order of magnitude | |class="note"| off by an order of magnitude | ||
|- | |||
| 3 || Year 9 || Exercise 1:02 || Page 4 || 3.d. | |||
|class="math"| <math>6.375</math> | |||
|class="math"| <math>6.35</math> | |||
|class="note"| <math>\frac{6.4 - 6.3}{2} + 6.3 = 6.35</math> | |||
|- | |||
| 4 || Year 9 || Exercise 1:02 || Page 5 || 11. | |||
|class="math"| <math>54 \text{ BC}</math> | |||
|class="math"| <math>54 \text{ BCE}</math> | |||
|class="note"| both are technically correct but better to be consistent | |||
|- | |||
| 4 || Year 9 || Exercise 1:02 || Page 6 || 23.a. | |||
|class="math"| <math>\frac{ad + bc}{bd}</math> | |||
|class="none"| | |||
|class="note"| is not rational if <math>bd = 0</math> | |||
|- | |||
| 4 || Year 9 || Exercise 1:02 || Page 6 || 23.b. | |||
|class="math"| <math>\frac{ad - bc}{bd}</math> | |||
|class="none"| | |||
|class="note"| is not rational if <math>bd = 0</math> | |||
|- | |||
| 4 || Year 9 || Exercise 1:02 || Page 6 || 23.c. | |||
|class="math"| <math>\frac{ac}{bd}</math> | |||
|class="none"| | |||
|class="note"| is not rational if <math>bd = 0</math> | |||
|- | |||
| 4 || Year 9 || Exercise 1:02 || Page 6 || 23.d. | |||
|class="math"| <math>\frac{ad}{bc}</math> | |||
|class="none"| | |||
|class="note"| is not rational if <math>bc = 0</math> | |||
|} | |} | ||
Latest revision as of 13:46, 27 October 2019
Errata
| # | Year | Section | Page | Question | Given | Correct | Note |
|---|---|---|---|---|---|---|---|
| 1 | Year 9 | Exercise 1:01 | Page 2 | 3.p. | don't cha know your 19 times tables? | ||
| 2 | Year 9 | Exercise 1:01 | Page 2 | 4.o. | off by an order of magnitude | ||
| 3 | Year 9 | Exercise 1:02 | Page 4 | 3.d. | |||
| 4 | Year 9 | Exercise 1:02 | Page 5 | 11. | both are technically correct but better to be consistent | ||
| 4 | Year 9 | Exercise 1:02 | Page 6 | 23.a. | is not rational if | ||
| 4 | Year 9 | Exercise 1:02 | Page 6 | 23.b. | is not rational if | ||
| 4 | Year 9 | Exercise 1:02 | Page 6 | 23.c. | is not rational if | ||
| 4 | Year 9 | Exercise 1:02 | Page 6 | 23.d. | is not rational if |
