The exponential function f, represented in the table, can be written as
f (x)=a*b^x

x | y
___
0| 15
1 | 9

complete the equation for f(x).

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.

If jon had $4.00 then takes away $2.25, then he should have $1.75 left. $4.00 - $2.25 = $1.75 hope this ; )

I’m not sure about that