Which expression is a trinomial? a. x + y – 13 b. 4xyz c. 4x^3 d. x^3 - 3x^2 + 7x + 5 i think it's a. but i'm not sure.

Question 5 spring semester final exam math evaluate

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

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose