Write 12/√2 + √18 in the form b√2 where b is an integer

Step-by-step explanation:

I have attached a picture to make you understand better.

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.