How do you find the inverse of a 2x2 matrix

First find the determinate

which is ad-bc
then use this to find the inverse

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 second and fourth answer are correct