The dimensions of a rectangular monitor screen are such that its length is 6 in. More than its width. If the length were doubled and if the width were decreased by 1 in., the area would be increased by 209 in^2 . What are the length and width of the screen?

Use the inverse of the function y=x^2-18x to find the unknown value [tex]y = \sqrt{bx + c \: + d} [/tex]

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Calculate the annual effective interest rate of a 12 % nominal annual interest rate compound monthly