Determine if the following relations are functions. Then state the domain and range. 3. {(17,15/4),(15/4,17),(15,17/4),(17/ 4,15)}
Function
Domain
Range

Awrestling tournament begins with 128 competitors. in the first round, each competitor has 1 match against another wrestler. the winner of each match moves on to the next round until there is a winner. write a sequence in which the terms represent the number of players still in the tournament at the end of each round. describe the sequence? how many rounds are in the tournament?

Ten times the square of a non-zero number is eqaul to ninety times the number

Find the value of x. give reasons to justify your solutions! h ∈ ig