You are designing a rectangular poster to contain 48 in of printing with a 3-in margin at the top and bottom and a 1-in margin

You are designing a rectangular poster to contain 48 in² of printing with a 3-in margin at the top and bottom and a 1-in margin at each side. What overall dimensions will minimize the amount of paper used?What is the vertical height of the poster that will minimize the amount of paper used?h = in