Which of the following relations described as a function? A. {(2,2),(3,2),(4,2),(5,2)}
B. {(-2,0),(0,-2),(0,2),(2,0)}
C.{(0,0),(2,-2),(2,2),(3,3)
D. {(2,3),2,4),(2,5),(2,6)}

Ineed if you could explain and give me the answer you! this needs done

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c =