Simplify: 4x3 – 3x2 + x + 3x3 1. 7x3– 3x2+ x 2. 5y3 3. 4x3– 3x2+ x + 3x3 (the expression cannot be simplified) 4. 7x6– 3x2+ x

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2