Signpost: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
(→Errata) |
||
(2 intermediate revisions by the same user not shown) | |||
Line 30: | Line 30: | ||
|class="math"| <math>54 \text{ BCE}</math> | |class="math"| <math>54 \text{ BCE}</math> | ||
|class="note"| both are technically correct but better to be consistent | |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 |