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Nova Press: Set D - Defined functions
| Question Name | Average time to answer (seconds) | Total correct answers | Total incorrect answers |
|---|---|---|---|
| If , for all x, what is the value of ? | 169 | 27 | 24 |
| For all numbers N, let denote the least integer greater than or equal ... ... | 65 | 42 | 9 |
| 4 # 12 = | 59 | 44 | 7 |
| If x # y = –1, which of the following could be true? I. x = y II. ... ... | 113 | 25 | 25 |
| (a + b*)* = | 117 | 35 | 15 |
| If (2 – x)* = (x – *, then x = | 106 | 40 | 14 |