Supposef: zz is defined by f(x) = 2x^2 + 1. a. explain using the definition of onto functions why the function f is or is not an onto function b. explain using the definition of one-to-one functions why the function f is or is not a 1-1 function

The table shows the distance traveled over time while traveling at a constant speed.

The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes

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