Assume that C (x) is in dollars and is the number of units produced and sold. For the total cost function C (x) = 0.01x² + 0.5x + 30, find deltaC and C' (x) when x=90 and deltaX=1.

One salesperson earns $1600 per month. A second salesperson earns $500 plus 5% of their sales. For what amount of sales would the second salesperson earn more than the first?

The graph of the cube root parent function y = is translated to form f (x) shown on the graph. Which equation represents f (x) ? f (x) = f (x) = f (x) = f (x) =

The height of water in a tank is 48 inches. The tank is drained at 3 inches per minute. Write an equation that represents the height of the water in the tank.

Which inequality and its solution represents the statement shown? The sum of 5 times a number and 6 is less than 25.

Mel had some cartons of milk. He sold 2/5 of the cartons in the morning. He then sold 3/4 of the remainder in the afternoon. 24 more cartons were sold in the afternoon than the morning. How many cartons did Melissa start with?

A rope is 54 inches and must be cht into two pieces. If one piece must be twice as long as the other, find the shortest piece

A vending machine takes only nickels and dimes. there are 5 times as many dimes as nickels in the machine. the face value of the coins is $4.00. how many of each coin are in the machine?

In the xy plane what is the y intercept of the graph of the equation y=2 (x+3) (x-4)

An archaeologist descends 22 feet into a canyon then climbs up 15 feet what is his final position

Is personal finance hard?