Carl is buying a couch for $650 with a sales tax rate of 7.5%. How
much will Carl spend on sales tax?

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Need on this geometry question. explain how you did it.

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12