Discover Questions

Why is 4^-1+3^-2 = 13/36? How do I free up disk space - can you help please? Have you ever learned something in class and the homework problems didn't follow up correctly with the formula? Why does this happen? A rectangle's length is seven times its width. Let w denote the rectangle's width. What polynomial represents the rectangle's perimeter? Use coordinate geometry to identify special types of parallelograms.?