An electronics store is selling car chargers for cell phones. The expense function is E = - 300p + 13, 000 and the revenue function is R = - 32p ^ 2 + 1, 200p. What would that maximum revenue be?

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?