9. Using the distributive property, multiply the equation in question 8 to get the quadratic equation in the form y = ax2 + bx. (1 point)

The major difference is that a histogram is only used to plot the frequency of score occurrences in a continuous data set that has been divided into classes, called bins.  bar charts, on the other hand, can be used for a great deal of other types ofvariables  including  ordinal  andnominal  data sets.

The right answer should be 6 but your not very specific