What conclusion can be determined from the dot plot below?

a. the median of the data set is 3.
b. the mean of the data set is 3.
c. the range of the data set is 5.
d. the number of observations is 15.

which  best  describes the transformation from the graph of  f(x) =  x2  to the graph of  f(x) = (x  – 3)2  – 1?   left 3 units, down 1 unitleft 3 units, up 1 unitright 3 units, down 1 unit  right 3 units, up 1 unit

Which equation represents the function on the graph?

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?