Who knows how to do this someone keep their girl out

F(x)=|x| is shifted down 4 units and to the right 3 units.

F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.