NEED HELP ASAP How many real-number solutions does 4x2 + 2x + 5 = 0 have?

1:One

2:two

3:zero

4:infinitely many

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.