Why is the area of a circle more than 2 square units

The cost c, in dollars, for bananas depends on the weight w, in pounds, of the bananas. this situation is represented by the function rule c=0.5w (graph each function rule. tell whether the graph is continuous or discrete)

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Which of the following tables represents exponential functions?