A vertex can be the max or min. The vertex is the highest point or lowest point of a function.
Examples of inverse operations are addition and subtraction or multiplication and division.
Answer: One thousand six hundred and eighty - three students (1,683)
Step-by-step explanation: 49% of 3300 is 1,617 . If 49% don't get enough sleep then then question is indirectly asking for the exact amount of that particular 51%