MCV 4U1 zem Name : Date : ing Communication 18 12 Applications of Derivatives Assignment Full solutions, using ideas taught in calculus, are required for full marks. 1. A rectangular poster, including a black border, has an area of 6912cm2. The black border on the left and right is 8cm wide and the black border on the top and bottom is 6cm wide. Find the dimensions of the entire poster that give the maximum printed area