A firm estimates that it can sell Q units of its product with an advertising expenditure of thousand dollars where; Q = Q(x) = -x² + 600x + 25

1) Over what level of advertising expenditure is the number of units of product sold increasing?

2) Over what level of advertising expenditure is the number of units of product sold decreasing?

What is the solution of log2  (3x  -  7)  =  3? 4 5

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212